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0.3 carat diamond ring Buying Guide

Harness the power of our guide to save as much as $632.
Our guide is here to make sure you get the best deal when purchasing a 0.3 carat diamond ring. We will explain which aspects are worth spending money on and where you can save. Additionally, we will show you exactly how to obtain the ring you've always desired, or maybe even a superior one.
Ready to buy without the learning curve?
We have looked through several online stores and picked out the best deals on 0.3 carat diamond rings. You can find the links to our chosen options below.

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

Get your hands on a top-tier 0.3 carat diamond ring for the lowest price.

In the upcoming lessons, we will show you how to save money on a 0.3 carat diamond ring without compromising on its size and sparkle. Our goal is to teach you strategies to make the most of your budget and avoid falling for deceptive tactics used by diamond companies.
Average Price
$531.02
Price Range
$260-$1,050
Our Max Savings
$632
Lessons 1-4  ∴  Save Money 
Lessons 4 & 5  ∶  Spend Money 
Lessons 6-8  ∴  Personalize & Decide 
⤫ 40% Cash Savings

Lesson 1

Buying Online

Buying diamond rings online is much more affordable. Retail stores may increase the price by 40% and often have a limited variety in stock.
$500 Cash Savings

Lesson 2

Clarity

Our clarity tips can potentially slash diamond ring prices in half. We're here to assist you in saving a significant amount of money.
$120 Cash Savings

Lesson 3

Color

Color is another major factor that affects diamond prices. We will help you understand when you can save money by considering the diamond's color.
⤫ 85% Cash Savings

Lesson 8

Lab Grown

Choosing a lab-grown diamond ring can lead to a significant 85% cost reduction compared to a natural 0.3 carat diamond ring. However, reselling may pose some difficulties.
☺ Spend Money

Lesson 4

Carat Weight / Size

Women tend to prefer larger diamonds, so that's where you should focus your spending. We can assist you in finding the best size while still saving money on other aspects.
☺ Spend Money

Lesson 5

Cut, Sparkle & Brilliance

The diamond's cut is the most important factor in determining its overall appearance. It's not an area where you should try to cut costs, as it's what gives the diamond its sparkle and distinctive charm.
≔ Personalize

Lesson 6

Shapes

Every shape adds a distinct appearance and sparkle to a diamond ring. We will show you how each shape looks and shines.
≔ Personalize

Lesson 7

Setting / Band

Opting for a solitaire ring can help you save some money and elevate the appearance of your diamond. However, it's important to consider your personal preferences when making this choice.

Lesson 1 - Buy Online
Up to 40% savings here

Buy your 0.3 carat diamond ring online and save up to 40% instantly.

Have you ever considered purchasing your engagement ring or other jewelry online? Websites such as Blue Nile and James Allen offer this opportunity at prices that are up to 40% lower than those at traditional stores. Additionally, you'll have a wider range of options to choose from and more opportunities for customization. You can easily find exactly what you're looking for without breaking the bank.

Click on the shop now links below to begin building the most affordable and valuable 0.3 carat diamond ring!

If you're in a rush and eager to begin shopping, our links will take you straight to the top deals on high-quality diamonds from the most trusted online diamond stores.

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

When looking to purchase a 0.3 carat diamond ring, keep in mind that the clarity of the diamond is the most significant aspect that determines its cost.

⊗ Up to $704 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 diamond ring

Choosing a diamond in the VS2-SI1 clarity range for your 0.3 carat diamond ring can result in substantial savings, potentially reducing the total price by as much as $704. When considering the ideal balance between price and clarity, we strongly suggest opting for a VS2 diamond. However, it is important not to disregard SI1 diamonds. By investing a few minutes in examining various diamonds, you can easily find ones that possess an appearance of flawlessness.

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 absolutely flawless, without any imperfections at all. However, considering the cost, it's extremely expensive. Savings - You could save $601 - $766 with a VS2, SI1, or SI2 diamond
‹ drag left or right ›

IF - Internally Flawless

Cost - $1,050 This diamond is internally perfect, which means there are no flaws inside it, although there might be some on the surface. It's quite extravagant. Savings - You could save $496 - $661 with a VS2, SI1, or SI2 diamond
‹ drag left or right ›

VVS1

Cost - $1,040 This diamond is almost flawless, but when you take into account the cost, it is still too extravagant. Savings - You could save $486 - $651 with a VS2, SI1, or SI2 diamond
‹ drag left or right ›

VVS2

Cost - $970 These diamonds are really beautiful, but we recommend opting for a lower clarity option since our eyes can't tell the difference. Savings - You could save $416 - $581 with a VS2, SI1, or SI2 diamond
‹ drag left or right ›

VS1 - Very Slightly Included

Cost - $584 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 $30 - $195 with a VS2, SI1, or SI2 diamond

‹ drag left or right ›

VS2 - Very Slightly Included

Cost: $554 Total Savings: $30 - $496 If you want to make the most of your money, this diamond clarity is unbeatable. These diamonds appear flawless to the naked eye as any imperfections are completely invisible.
‹ drag left or right ›

SI1 - Slightly Included

Cost: $451 Total Savings: $133 - $599 You won't find a better deal on diamond clarity than this one. However, it's important to keep in mind that not all SI1 diamonds are identical in appearance. While some may not meet your specific preferences, many of them are truly breathtaking and could easily be mistaken for a higher quality diamond, like a VS2.

Lesson 3 - Color

When looking for a 0.3 carat diamond ring, the diamond's color has a big impact on its price.

⊗ Up to $168 savings with these tips
Watch us save thousands by purchasing diamonds in the right range

What is Color?

Diamonds can range in color from slightly yellowish to completely colorless. The Gemological Institute of America (GIA) assigns grades to diamonds, with D indicating no color and Z indicating yellow or brown. When it comes to jewelry, diamonds typically have a slight color and fall within the G-H range. The subtle hints of color in these diamonds can only be detected when compared to higher grade diamonds like D, E, or F. While color is less noticeable in smaller diamonds, in a larger diamond within the G-H range, it will still appear nearly colorless and will be less expensive than a D-grade diamond, which is completely colorless.

Optimal Color Range For A 0.3 Carat Diamond Ring

Opting for a 0.3 carat diamond ring can lead to significant savings. Instead of splurging on D-F graded diamonds at a premium price, consider selecting a diamond in the G-J range. This decision can still result in a breathtaking piece, while also helping you save up to $168, in addition to any savings made by making informed choices about clarity. When it comes to more intricate designs like a halo diamond ring, which comprises numerous smaller diamonds encircling the main stone, it is advisable to opt for a central diamond in the G-H color range. This approach ensures a seamless color blend, preventing any noticeable contrast that may arise with I-J graded diamonds when compared to the smaller diamonds in the halo, which are typically colorless or nearly colorless.
Clearest Color
Best Value
Sometimes Ok
D
E
F
G
H
I
J
< drag left or right >

D color

Cost - $541 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 $92 - $119 with a G or H colored diamond
‹ drag left or right ›

E color

Cost - $509 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 $59 - $86 with a G or H colored diamond
‹ drag left or right ›

F color

Cost - $478 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 $29 - $56 with a G or H colored diamond
‹ drag left or right ›

G color

Cost - $450 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 $27 with an H colored diamond
‹ drag left or right ›

H color

Cost - $423 Total Savings: $27 - $119 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 - $397 Total Savings: $52 - $144 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 - $373 Total Savings: $76 - $168 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.

Discover the Cost-Saving Benefits of Lab Grown Diamonds for Your 0.3 Carat Diamond Ring.

Lab-grown diamonds are diamonds that are created in a laboratory setting. These diamonds possess identical visual characteristics to those found in nature but are manufactured in a manner that is more environmentally friendly and morally sound. Additionally, lab-grown diamonds are more budget-friendly because they are more readily accessible than natural diamonds. In fact, a lab-grown diamond can be up to 85% cheaper than a similar diamond found in nature.

If you ever have to sell your 0.3 carat diamond ring, choosing a lab-grown diamond can help reduce your financial loss.

Opting for a 0.3 carat diamond ring can lead to significant savings. Instead of splurging on D-F graded diamonds at a premium price, consider selecting a diamond in the G-J range. This decision can still result in a breathtaking piece, while also helping you save up to $168, in addition to any savings made by making informed choices about clarity. When it comes to more intricate designs like a halo diamond ring, which comprises numerous smaller diamonds encircling the main stone, it is advisable to opt for a central diamond in the G-H color range. This approach ensures a seamless color blend, preventing any noticeable contrast that may arise with I-J graded diamonds when compared to the smaller diamonds in the halo, which are typically colorless or nearly colorless.
Explore Lab Grown 

Lesson 5 - Carat / Size

Focus on the carat weight as your primary consideration when shopping for a diamond ring.

Why is Carat Important?

Imagine a diamond ring for a moment. What stands out the most? It's definitely the size of the main diamond! Women agree on this - surveys show that size is the most important factor. That's why our budget recommendation is straightforward: pay attention to the carat weight, which directly determines the size.
Watch us compare sizes and help you visualize what you want. 

When shopping for a 0.3 carat diamond ring, consider selecting from this specific carat range.

You might want to consider checking out diamonds that are between 0.27 and 0.33 carats. This will give you a wide range of prices without a big increase in size.
Hand Diamond

1 carat

Explore More Diamond Weights

Lesson 6 - Cut

When buying your 0.3 carat diamond ring, remember that the cut of the diamond is what gives it that brilliant sparkle. Stick to ideal or excellent cut options.

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

What is Cut?

When you're looking for the most stunning 0.3 carat diamond ring, remember that the way it's cut plays a big role in how it shines and sparkles. The cut refers to how precise and perfect the angles of the diamond are.

The undisclosed secret of diamond companies

You might think that an 'Ideal' cut diamond, which is crafted to give maximum sparkle by having perfect proportions, would be the priciest option. However, that is not always true. Sometimes, a 'Fair' cut diamond with similar carat, color, and clarity can have a higher price tag. It may seem confusing, but diamonds that are poorly cut can actually look bigger while lacking the desired sparkle and brilliance. A diamond without sparkle is comparable to a phone with no signal.

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

When selecting diamonds, keep in mind that different shapes offer distinct levels of sparkle, and certain shapes can create the illusion of a pricier 0.3 carat diamond ring.

What is Diamond Shape?

The diamond's shape is its unique style. There are various shapes, such as round, oval, and many others. Different shapes can make a diamond appear larger, enhance its sparkle, or give it a timeless look. Check out our shape tool in this section to explore a range of 0.3 carat diamond rings with different shapes.

What shape to choose?

It's a fact that certain diamond shapes can create the illusion of a larger stone, and currently, some shapes are seen as more fashionable. But when you're deciding, keep in mind that what really counts is what catches your eye and brings you the most joy. If you're unsure and don't have a specific preference, you might want to think about a brilliant cut diamond. This includes shapes like Round, Marquise, Princess, Cushion, Oval, Pear, and Radiant. While Round is the most popular choice, Oval and Marquise shapes can give the diamond a bigger appearance 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 overall look of a 0.3 carat diamond ring can be significantly affected by the band it has.

What is setting?

The shiny part of a diamond ring, which is often called the band, is called the setting. These are typically made of gold in various colors like white, yellow, or rose. Another choice you have is to get a band made of platinum. The setting plays a vital role in how your 0.3 carat diamond ring looks overall. It's the place where you can showcase your own unique style. Here, we have listed the top three settings that are most commonly chosen. No matter which setting you choose, it's always best to go with 14k gold. Continue reading to understand why this is recommended.
The setting or band is really important for making your diamond look bigger and better. 

If you're looking for the best option, go with a 14K gold band.

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 Choice - A Delicate Band Makes the Diamond Stand Out

In polls, most women show a preference for a big diamond. To make a 0.3 carat diamond ring appear larger, consider using a Solitaire setting with a slim, classy band. The difference between the understated band and the sizable diamond can give the illusion of a bigger stone. Additional accent diamonds on the band can enhance this effect, adding a touch of allure without overshadowing the main diamond.

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

A different way to make your 0.3 carat diamond ring appear larger is by using a halo setting. This type of setting includes smaller diamonds surrounding the main gem, which enhances its brightness and gives the illusion of a bigger size. If you want an even more noticeable effect, you could think about a double halo setting. When combined with a slim band, this setting can make a smaller diamond appear much larger, giving the impression of a more luxurious ring.

The main diamond needs to stay the focal point.

Many women desire a diamond that looks big and full. If the band of the ring is overly elaborate or wide, it may draw attention away from the diamond and make it seem smaller. If you want to showcase your 0.3 carat diamond ring, a simpler band would be a good option. However, if you value the overall design of the entire ring, a more detailed band might be your preferred choice. Just keep in mind that this could diminish the diamond's standout quality.

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

Crafting a customized piece is a personal endeavor, offering the opportunity to design a jewelry item that truly showcases your individual taste and personality, all at a price that is much more affordable than typical store prices. With renowned leaders in the industry such as Brilliant Earth, James Allen, and Blue Nile, you are given the flexibility to personalize every aspect of your ring, from the diamond's shape to the band's design.
Start Building
Watch us take you through the entire building process on our favorite websites.

Go ahead and complete your online purchase using one of our trustworthy partners. Each link guarantees the best value for diamond rings.

We have thoroughly examined each company and made sure that every "Shop Now" link is set up to direct you to the most competitive prices for high-quality diamonds. This means that we have individually adjusted the settings on each website to assist you in finding the greatest savings on your purchase. Enjoy a diverse selection, personalized rings, and unparalleled customer assistance to enhance your shopping experience.

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. 

Virtual Appointment

Let us help you get help by the industry leaders. When you click the button below we will help you choose where to set up your appointment.
Book Appointment

Frequently Asked

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

How much is a 0.3 carat diamond ring worth?

A 0.3 carat diamond ring is worth around $500 on average, with a price range between $260 and $1,050.

How big is a 0.3 carat diamond ring?

A 0.3 carat diamond ring has a diameter of 4.4mm. This size is smaller than a 0.8 carat diamond ring, which has a diameter of 6.1mm. However, it appears slightly larger than a 0.2 carat diamond ring, which has a diameter of 4.1mm.

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

A 0.3 carat diamond ring is quite small and delicate. It has a round-cut shape with a width of approximately 4.35mm, which occupies about 25.8% of the finger's width.

What is the price of a 0.3 carat diamond ring?

The price of a 0.3 carat diamond ring ranges from $260 to $1,050.

Is a 0.3 carat diamond ring good enough?

Yes, a 0.3 carat diamond ring can be considered good enough for some people. The quality and desirability of a diamond ring depend on various factors such as personal preferences, budget, and the overall design and craftsmanship of the ring. While a 0.3 carat diamond may be smaller in size compared to larger diamonds, it can still be beautiful and elegant if it has good cut, clarity, and is skillfully set in a ring. Ultimately, the choice of a diamond ring should be based on individual taste and what the person finds appealing.

Is a 0.3 carat diamond ring big?

No, a 0.3 carat 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. It may still be beautiful and elegant, but it will be more delicate and subtle in appearance.

What does a 0.3 carat diamond ring weigh?

A 0.3 carat diamond ring weighs 0.06 grams.

Should I get a 0.3 carat diamond ring?

A 0.3 carat diamond ring is a good choice if you prefer a smaller and more affordable option.

Is a 0.3 carat diamond ring too big?

A 0.3 carat diamond ring is considered small in size.

Is a 0.3 carat diamond ring small?

A 0.3 carat diamond ring may be considered small in comparison to larger carat sizes. However, the perception of size can vary depending on the finger it is worn on. Additionally, certain settings such as a halo setting can create the illusion of a larger diamond by incorporating smaller diamonds around it.
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