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0.3 carat heart shaped diamond ring Buying Guide

Discover the method to retain $504 in your pocket by utilizing our comprehensive guide.
This useful guide will show you the best ways to optimize your budget when purchasing a heart-shaped diamond ring that is 0.3 carats. We will advise you on where to focus your financial attention and what doesn't require a big investment. Additionally, we will share hidden places where you can find that special ring or maybe an even better one.
Tired of learning and just want to buy?
Find the best deals on a heart-shaped diamond ring weighing 0.3 carats from top online stores. Discover our carefully chosen selections by clicking on the links below. These links will help you find the best prices for top-quality diamonds.

Diamond Price Guide Overview
8 buying lessons - 5-10 min total read time

Get the lowest price for the highest-grade 0.3 carat heart shaped diamond ring.

In the upcoming lessons, we will teach you how to save a significant amount of money while still getting a stunning heart-shaped diamond ring that weighs 0.3 carats. Our lessons will guide you on maximizing your budget and avoiding common pitfalls set by diamond companies.
Average Price
$663.55
Price Range
$420-$1,050
Our Max Savings
$504
Lessons 1-4  ∴  Save Money 
Lessons 4 & 5  ∶  Spend Money 
Lessons 6-8  ∴  Personalize & Decide 
⤫ 40% Cash Savings

Lesson 1

Buying Online

Buying a diamond ring online can be much more affordable. The stores located in shopping malls often add a markup of 40%, and their selection is typically more limited.
$360 Cash Savings

Lesson 2

Clarity

By utilizing our clarity tips, you can slash diamond ring prices by an impressive 50%. We will guide you in achieving substantial savings.
$150 Cash Savings

Lesson 3

Color

The color of a diamond plays a big role in determining its price. We are here to help you understand how to use this information to your advantage and save money.
⤫ 85% Cash Savings

Lesson 8

Lab Grown

By selecting a lab-grown, heart-shaped diamond ring, you have the potential to save a remarkable 85% on a 0.3 carat ring. However, it's important to note that reselling it could pose a challenge.
☺ Spend Money

Lesson 4

Carat Weight / Size

Women generally prefer diamonds that appear larger in size, so this is the aspect where you should concentrate your investment. We are here to assist you in getting the most out of your budget by maximizing the size of the diamond while being cost-effective in other areas.
☺ Spend Money

Lesson 5

Cut, Sparkle & Brilliance

The cut of a diamond is the most crucial aspect when it comes to its overall appearance. It's not an area where you should try to save money, as it's what gives the diamond its sparkle and draws attention to it.
≔ Personalize

Lesson 6

Shapes

The shape of a diamond ring affects its overall look and shine. We will demonstrate the distinct appearance and how light reflects off each shape.
≔ Personalize

Lesson 7

Setting / Band

Opting for a solitaire ring can help you save some cash and enhance the visibility of your diamond. However, it's important to consider that personal preferences also play a role in making this decision.

Lesson 1 - Buy Online
Up to 40% savings here

Save up to 40% instantly when you purchase your heart-shaped diamond ring online. These diamonds are not ours, but we have provided links to our trusted affiliates.

Deciding to buy your jewelry online has many advantages compared to shopping at physical stores, especially when it comes to cost, variety, and personalization. Websites like Blue Nile and James Allen can offer diamonds at significantly lower prices than traditional retailers, often up to 40% less, because they don't have the same expenses for maintaining physical stores. Online stores provide a larger selection of options, giving you the chance to find the perfect diamond from a wide range of choices. They also offer more opportunities for customization, allowing you to design your own ring that perfectly matches your vision. This adds extra value and personal touch to your purchase.

Click on one of the "shop now" links below to start creating a budget-friendly, high-quality 0.3 carat heart-shaped diamond ring right away!

Excited to begin shopping? Our links will lead you to the most budget-friendly, top-quality diamonds offered by the finest online diamond companies.

Our Money Saving Links

Watch us compare pricing with retail stores and our favorite online brands

Ease of Use
Pricing
Selection
Customer Service
Best overall experience, great selection, 24/7 customer support
Ease of Use
Pricing
Selection
Customer Service
Another excellent website for very well priced diamond rings.
Ease of Use
Pricing
Selection
Customer Service
They focus on ethically sourced diamonds. Best option for karma free rings
Ease of Use
Pricing
Selection
Customer Service
They focus on ethically sourced diamonds. Best option for karma free rings
Ease of Use
Pricing
Selection
Customer Service
Mostly here to show you how retail companies are not high quality. 

Lesson 2 - Clarity

The pricing of a 0.3 carat heart shaped diamond ring is primarily determined by the clarity of the diamond.

⊗ Up to $602 savings with these tips
Watch us save thousands of dollars by simply selecting the right clarity range.

What is Clarity?

In the world of diamonds, clarity refers to the presence of noticeable flaws. It's worth mentioning that these flaws are usually only visible when you look at the diamond through a 10x magnifying glass. Diamond clarity is categorized from "flawless" to "included". In the middle, you'll come across classifications like VS1, VS2, and SI1. These diamonds may have imperfections that can only be seen with 10x magnification. To the naked eye, they look absolutely flawless, so nobody will be able to notice any imperfections when they admire your ring!

Optimal Clarity Range for a 0.3 carat heart shaped diamond ring

Choosing a diamond in the VS2-SI1 clarity range for your 0.3 carat heart shaped diamond ring can result in significant savings, potentially reducing the total price by as much as $602. When considering the clarity options, we strongly suggest opting for VS2 due to its excellent balance between price and clarity. However, it's important not to disregard SI1 diamonds. By investing just a few minutes in searching through the available diamonds, you can discover SI1 stones that possess an appearance of being virtually flawless.

One more important tip! Always avoid "cloudy"

This one is simple. Always avoid cloudy diamonds found in the GIA certificate. This is the one flaw that really matters for brilliance. 
☆ These diamonds have identical carat, cut, & color 
Not Recommended
Go with this clarity
FL
IF
VVS1
VVS2
VS1
VS2
SI1
‹ drag left or right ›

FL - Flawless

Cost - $1,155 This diamond is completely flawless, without any imperfections, but considering its price, it seems a little too expensive. Savings - You could save $468 - $622 with a VS2, SI1, or SI2 diamond
‹ drag left or right ›

IF - Internally Flawless

Cost - $1,050 This diamond is perfectly flawless on the inside, which means it doesn't have any imperfections within. However, it might still have a few flaws on its outer surface. It also seems like excessive indulgence. Savings - You could save $363 - $517 with a VS2, SI1, or SI2 diamond
‹ drag left or right ›

VVS1

Cost - $790 The diamond is nearly flawless, but considering its cost, it's still overly expensive. Savings - You could save $103 - $257 with a VS2, SI1, or SI2 diamond
‹ drag left or right ›

VVS2

Cost - $790 These diamonds are really impressive and the prices are more reasonable, but we still recommend choosing a diamond with a lower clarity. Savings - You could save $103 - $257 with a VS2, SI1, or SI2 diamond
‹ drag left or right ›

VS1 - Very Slightly Included

Cost - $694 If you come across an amazing deal on a VS1 diamond, that's really great. However, the upcoming clarity grades are known to offer the best combination of affordability and value. Savings - You could save $7 - $161 with a VS2, SI1, or SI2 diamond

‹ drag left or right ›

VS2 - Very Slightly Included

Cost: $687 Total Savings: $7 - $363 This diamond clarity provides the perfect balance of quality and cost-effectiveness. When it comes to these diamonds, you'll be hard-pressed to find any imperfections, making them appear flawless.
‹ drag left or right ›

SI1 - Slightly Included

Cost: $553 Total Savings: $141 - $497 You won't find a better choice for diamond clarity at this price. But remember, not all SI1 diamonds are the same. Some may not meet your expectations, but many of them are absolutely stunning and could easily be mistaken for a VS2.

Lesson 3 - Color

The cost of a heart-shaped diamond ring weighing 0.3 carats is greatly affected by the color of the diamond selected.

⊗ Up to $206 savings with these tips
Watch us save thousands by purchasing diamonds in the right range

What is Color?

Diamonds can have a yellowish tint or no color at all. The Gemological Institute of America (GIA) grades diamond color from D (no color) to Z (yellow or brown). Diamonds used in jewelry typically fall in the G-H range, meaning they have a slight color. This color is only noticeable when compared to higher-graded diamonds like those in the D, E, or F range. While color is more noticeable in larger diamonds, a heart-shaped diamond in the G-H range will still look almost colorless and won't be as expensive as a D-grade diamond, which is completely colorless.

Optimal Color Range For A 0.3 Carat Heart Shaped Diamond Ring

Choosing the appropriate color grade for a 0.3 carat heart shaped diamond ring can lead to significant cost savings. Instead of paying premium prices for diamonds graded D-F, consider opting for a diamond within the G-J range. This decision can still result in a breathtaking piece while also saving you up to $206, in addition to any savings achieved through astute decisions regarding clarity. When it comes to more intricate designs like a halo diamond ring, which features numerous smaller diamonds encircling the main stone, it is recommended to select a central diamond falling within the G-H color range. This strategy helps prevent any noticeable color contrast that may arise with I-J graded diamonds when compared to the smaller, typically colorless or near-colorless diamonds forming the halo.
Clearest Color
Best Value
Sometimes Ok
D
E
F
G
H
I
J
< drag left or right >

D color

Cost - $664 This diamond is colorless, meaning it has no hints of yellow, you can find these at a good price, but it is not as common. Savings - You could save $112 - $145 with a G or H colored diamond
‹ drag left or right ›

E color

Cost - $624 An E color diamond is a rare, colorless gem of exceptional beauty and value. You can sometimes find them at a great price. Savings - You could save $73 - $106 with a G or H colored diamond
‹ drag left or right ›

F color

Cost - $586 These are near-colorless with only slight traces of color, making it an attractive choice. You'd really have to look closely to figure it out Savings - You could save $35 - $68 with a G or H colored diamond
‹ drag left or right ›

G color

Cost - $551 These are near-colorless with only slight traces of color, making it an attractive choice for it's quality and price. You'd really have to look closely to notice any color Savings - You could save $33 with an H colored diamond
‹ drag left or right ›

H color

Cost - $518 Total Savings: $33 - $145 These are near-colorless with only slightly more noticable hint of color, further making it an attractive choice for it's quality and price. You'd need to have a trained eye to see the color flaw in this one without having a colorless diamond next to it.
‹ drag left or right ›

I color

Cost - $487 Total Savings: $64 - $177 These begin to have a bit more noticable hint of color especially when next to colorless diamonds. These still have unnoticable color if placed on a solitaire ring, but we do not recommend these on a halo ring.
‹ drag left or right ›

J color

Cost - $458 Total Savings: $93 - $206 These also have a slightly more noticable hint of color especially when next to colorless diamonds. These still have unnoticable color if placed on a solitaire ring, but we do not recommend these on a halo ring.

Lab Grown Diamonds

Lab grown diamonds can often cut prices in half and no one will ever notice the difference. 

Lesson 4 - Lab Grown
Save up to 85% on your diamond ring.

Save up to $500 on your 0.3 carat heart shaped diamond ring with the choice of a lab grown diamond.

Lab-grown diamonds, also referred to as man-made diamonds, offer the benefit of having the same appearance as natural diamonds, but they are produced in a way that is more environmentally friendly and morally conscious. Moreover, lab-grown diamonds are more easily accessible compared to natural diamonds, resulting in much more affordable prices. In fact, a lab-grown diamond can be as much as 85% less expensive than a similar natural diamond.

If you find yourself needing to sell your 0.3 carat heart shaped diamond ring, choosing a lab-grown diamond can help minimize your financial loss.

Choosing the appropriate color grade for a 0.3 carat heart shaped diamond ring can lead to significant cost savings. Instead of paying premium prices for diamonds graded D-F, consider opting for a diamond within the G-J range. This decision can still result in a breathtaking piece while also saving you up to $206, in addition to any savings achieved through astute decisions regarding clarity. When it comes to more intricate designs like a halo diamond ring, which features numerous smaller diamonds encircling the main stone, it is recommended to select a central diamond falling within the G-H color range. This strategy helps prevent any noticeable color contrast that may arise with I-J graded diamonds when compared to the smaller, typically colorless or near-colorless diamonds forming the halo.
Explore Lab Grown 

Lesson 5 - Carat / Size

Invest more in carat size for a bigger gem in your diamond ring.

Why is Carat Important?

The first thing everyone thinks about when it comes to a diamond ring is the size of the main diamond in the center. In fact, when women are asked, the most important aspect of the ring to them is the size of the center diamond. The carat weight directly affects how big the diamond appears, so we suggest allocating most of your budget towards this.
Watch us compare sizes and help you visualize what you want. 

If you're looking for a heart shaped diamond ring that is 0.3 carats, choose from this range of carats.

We recommend looking at diamonds that range from 0.27 to 0.33 carats. This way, you'll get a variety of prices without a significant increase in size.
Hand Diamond

1 carat

Explore More Diamond Weights

Lesson 6 - Cut

When purchasing your 0.3 carat heart shaped diamond ring, remember that the cut of the diamond determines how it sparkles. Opt for an ideal or excellent cut for the most brilliant stone.

Find out why cut makes diamonds sparkle and why you want ideal or excellent cut diamonds.

What is Cut?

If you're looking for an absolutely beautiful heart-shaped diamond ring that's 0.3 carats, the key factor to consider is its cut. This refers to how precisely and flawlessly the diamond's facets have been shaped, which ultimately determines how much it sparkles and shines.

The undisclosed secret of diamond companies

The notion that a diamond cut with 'Ideal' precision to dazzle the most would automatically be the priciest option isn't always true. Sometimes, a 'Fair' cut diamond with the same carat weight, color, and clarity can actually fetch a higher price. It may seem counterintuitive, but this happens because inadequately cut diamonds can seem bigger in size while lacking the spark and brilliance. Picture a diamond without sparkle as a computer without a screen.

Last but not least, make sure to go for GIA Certified Excellent Cut Diamonds (sometimes referred to as "Ideal" Cut).


Never Buy These
Definitely Buy These
Fair
Good
Very Good
Ideal
Excellent
‹ drag for sparkle ›

Fair Cut Diamond

Look at that dull sparkle... not much to write home about. Stay away from these.
‹ drag for sparkle ›

Good Cut

Still pretty bland in the sparkle area... stay away from these. 
‹ drag for sparkle ›

Very Good Cut

Getting better, but you don't save much money to  
‹ drag for sparkle ›

Ideal Cut

The is as low as you should go
‹ drag for sparkle ›

Excellent Cut

Blue Nile calls it Astor, James Allen calls it True Hearts, and Brilliant Earth calls it Truly Brilliant. 

Regardless, excellent cut diamonds have incredible sparkle.

Lesson 7 - Shape

The sparkle of a diamond can vary based on its shape, and certain shapes can make 0.3 carat heart shaped diamond rings appear more expensive.

What is Diamond Shape?

The shape of a diamond determines its style, such as round, oval, or heart-shaped. Certain shapes can make a diamond appear larger, while others give it a heightened sparkle and a timeless, classic allure. In this section, you can explore a range of 0.3 carat diamond rings in various shapes using our shape tool.

What shape to choose?

Some of these shapes will definitely give the diamond a bigger appearance, while others are more fashionable. Nevertheless, when it comes down to it, the choice should be all about what appeals to you and brings you the most joy. If you can't decide, you can always opt for a brilliant cut diamond, which includes shapes like Round, Marquise, Princess, Cushion, Oval, Pear, and Radiant. Round is the most widely seen shape, while Oval and Marquise will make the diamond appear larger, even with the same carat weight.
Watch us compare shapes so you can see exactly what style you prefer. 

Explore other diamond shapes

Try out different diamonds

Hand Diamond
Round
Marquise
Princess
Emerald
Cushion
Oval
Pear
Asscher
Radiant
Heart

Lesson 8 - Setting

The band can really change how a 0.3 carat heart shaped diamond ring looks.

What is setting?

The metal part of a diamond ring that is commonly called the band is actually called the setting. Usually, it is made from gold and comes in various colors like white, yellow, or rose. Another option is a platinum band. The setting plays a vital role in how your 0.3 carat heart-shaped diamond ring looks overall. It provides a great opportunity to showcase your personal style. The three most popular settings are listed below. Regardless of which one you choose, we recommend sticking with 14k gold. The reason for this suggestion will be explained as you continue reading.
The setting or band is really important for making your diamond look bigger and better. 

Choose a 14K gold ring.

Here's a crucial rule to follow. Avoid choosing 18k or 24k gold for your setting. It's better to opt for 14k gold. Despite 18k and 24k gold being more pure, they are considerably softer and prone to bending. If the setting that secures your valuable diamond bends excessively, the chance of the diamond becoming loose and falling out rises significantly. Numerous individuals have faced this issue.

Solitaire - A Delicate Ring Enhances the Size of the Center Diamond Significantly

According to survey results, many women desire a big diamond. If you want to make a 0.3 carat heart shaped diamond ring appear larger, you might want to think about using a Solitaire setting with a thin and classy band. The contrast between the sleek band and the big diamond can make the gem look even bigger. Additionally, you can make it more stunning by adding small accent diamonds along the band. These will add elegance without taking away from the main diamond.

Halo: Give Your Diamond the Illusion of Size with a Bunch of Smaller Ones

The halo setting presents an alternative method to amplify the perceived size of your 0.3 carat heart shaped diamond ring. By encircling the main diamond with smaller ones, it produces a dazzling effect that makes the central diamond look bigger. To heighten this illusion, you might consider choosing a double halo setting. This, combined with a slim band, can make a smaller diamond appear substantially larger, creating the illusion of a more extravagant piece.

The main diamond should be the focal point.

A lot of women are attracted to a diamond that looks really large. A band that is too fancy or wide might take away focus from the diamond, making it seem smaller. If you want to show off your heart-shaped diamond ring which is 0.3 carats, think about choosing a simple band that won't overshadow it. On the other hand, if you prefer the overall design of the entire ring, a band with intricate details could match your style, but keep in mind that it might not make the diamond stand out as much.

Build a Custom 0.3 carat heart shaped diamond ring Starting with Our Curated Diamond Selections For The Best Deals

Creating your own custom jewelry is a one-of-a-kind project that allows you to design a piece that truly reflects your personal style and character. What's even better is that it's more affordable than buying from a store. With top brands like Brilliant Earth, James Allen, and Blue Nile at your disposal, you have the ability to customize every aspect of your ring, such as the diamond's shape and the style of the band.
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Watch us take you through the entire building process on our favorite websites.

Decide to shop online with our reliable partners. Each link will take you to an incredible deal on diamond rings.

We have audited every company, and all the Shop Now links are designed to take you directly to the top deals for the most popular diamonds. Essentially, these links have our unique settings for each website to assist you in finding the best deals for your needs. Take advantage of a wide variety of choices, personalized rings, and outstanding customer service.

Our Money Saving Links

Watch us compare pricing with retail stores and our favorite online brands

Ease of Use
Pricing
Selection
Customer Service
Best overall experience, great selection, 24/7 customer support
Ease of Use
Pricing
Selection
Customer Service
Another excellent website for very well priced diamond rings.
Ease of Use
Pricing
Selection
Customer Service
They focus on ethically sourced diamonds. Best option for karma free rings
Ease of Use
Pricing
Selection
Customer Service
They focus on ethically sourced diamonds. Best option for karma free rings
Ease of Use
Pricing
Selection
Customer Service
Mostly here to show you how retail companies are not high quality. 

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Frequently Asked

Did you want to know even more? Wow you're a great student!

How much is a 0.3 carat heart shaped diamond ring worth?

A 0.3 carat heart shaped diamond ring is worth an average price of $700. The price range for this type of ring is between $420 and $1,050.

How big is a 0.3 carat heart shaped diamond ring?

A 0.3 carat heart-shaped diamond ring has a size of approximately 4.2mm in diameter. This size is smaller than a 0.8 carat heart-shaped diamond ring, which has a diameter of around 5.6mm. On the other hand, it is larger than a 0.2 carat heart-shaped diamond ring, which has a diameter of approximately 3.8mm.

What does a 0.3 carat heart shaped diamond ring look like like on a hand?

A 0.3 carat heart-shaped diamond ring is smaller in size and appears delicate on a hand. The heart shape adds a romantic touch to the ring, making it an endearing choice for an engagement or special occasion.

What is the price of a 0.3 carat heart shaped diamond ring?

The price of a 0.3 carat heart shaped diamond ring falls within the range of $420 to $1,050.

Is a 0.3 carat heart shaped diamond ring good enough?

Yes, a 0.3 carat heart shaped diamond ring can be a good choice. While it may not be as large as a 2 carat diamond, it can still be beautiful and captivating. The quality of the diamond, including its cut, clarity, and craftsmanship, will also play a significant role in determining its overall appeal.

Is a 0.3 carat heart shaped diamond ring big?

No, a 0.3 carat heart-shaped diamond ring is not considered big. The average carat weight for a diamond engagement ring is about 1.2 carats, so a 0.3 carat diamond is significantly smaller. While it may still be visually appealing due to its heart shape, it is considered on the smaller side in terms of carat weight.

What does a 0.3 carat heart shaped diamond ring weigh?

A 0.3 carat heart shaped diamond ring weighs 0.06 grams.

Should I get a 0.3 carat heart shaped diamond ring?

A 0.3 carat heart shaped diamond ring is a popular choice for its unique shape, delicate size, and affordability.

Is a 0.3 carat heart shaped diamond ring too big?

No, a 0.3 carat heart shaped diamond ring is not too big.

Is a 0.3 carat heart shaped diamond ring small?

A 0.3 carat heart shaped diamond ring may be considered small compared to larger carat sizes. However, the size of the diamond can still appear differently depending on the size of the finger it is worn on. Additionally, certain settings or designs, such as a halo setting, can create the illusion of a larger diamond by incorporating smaller diamonds around it.
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