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0.1-Carat (0.10ct) Diamond: Everything You Need to Know

0.1-Carat (0.10ct) Diamond: Everything You Need to Know

Sometimes, you don’t have a massive budget for a diamond ring – and that’s fine. It’s always better to buy a minimalistic but beautiful ring rather than skimp on the quality of the said stone.

0.1-carat (0.10ct) diamonds are pretty famous – but if you have never come across diamonds before, you might be confused about what that even means. Luckily, we’ve got your back with this complete guide on 0.1-carat diamonds!

Continue reading for the full scoop on 0.1-Carat (0.10ct) diamonds – from how to choose one to the best clarity you can get for your money!

What Is A 0.1-carat (0.10ct) Diamond?

Essentially, a Carat is a measuring unit used to measure the weight of diamonds. One carat equals 0.2 grams or 200 milligrams. Carat can be shortened as “ct” or “CTW” – a label found on many diamond-trading websites that stands for Carat Total Weight, and it tells us how heavy the diamonds on a piece of jewelry are. 

Carats can be measured as 0.1-carats or cts for short, defined in “points.” One hundred points amount to one carat, so one point is precisely 0.01 carat. To simplify this – it’s the same system as dollars and cents, with a carat being a dollar and points being cents. 

An important thing to remember is that Carat and Karat are not the same. While a carat is used to measure how much a diamond weighs, karat is used to measure the clarity of gold in a piece of jewelry or gold bullion. 

How Much Does a 0.1-carat (0.10ct) Diamond Cost?

It can be tough to put an exact price tag on the worth of a 0.1-carat diamond. Diamonds’ prices can depend on many factors, such as the level of inclusion, origin, clarity, and the like. 

With that said, a 0.1-carat, or 0.10cts diamond, is pretty affordable – and will definitely cost less than 1-carat or larger diamonds. Usually, they can set you back somewhere between $50 and $200, depending on the clarity and the shape of the stone. 

Note that these are wholesale prices; your retail jewelry store may set even higher prices. If you want to save some money while buying a diamond ring, you should browse beforehand and find the most convenient store with the best prices before finally dropping your cash. 

Also, it’s best to stick to wholesale jewelers and stores to get the best prices for your gems. The prices are always set by 1-carat, so you should divide that number by 10 to estimate how much you’re likely to pay for the 0.10ct diamond ring. 

Another helpful thing to note here is that the price will be lower than the calculated estimate, mainly because the more significant the stone, the more expensive it is. The demand is much higher for larger stones, allowing you to save up even more money by sticking to smaller rocks. 

What Makes Some 0.1-carat Diamonds More Expensive?

As we’ve already mentioned, the weight does determine the price of the diamond – but so do the world-famous 4Cs. 

4Cs are the four factors – cut, color, clarity, and carat weight – that can immensely affect the cost of a diamond. So, besides the weight, other factors could make a specific diamond expensive or relatively affordable. 

If all of the 4Cs are on a satisfying level, the gem will cost more than the one that doesn’t have a great cut or color. However, that doesn’t mean you can’t get a great stone without breaking your budget.

When it comes to the 4Cs, it’s principal to remember that you will need to maximize the factors that make your diamond look beautiful – while being ready to skimp on the elements that do not accentuate the beauty of your ring. 

With that said, let’s begin our overview of the 4Cs!


The cut is perhaps the paramount factor for the price of a diamond. The right cut will reflect the beauty of your ring – and it will allow the stone to shine under any light. 

Specifically, the cut of the diamond refers to the angles of the diamond, proportions, symmetry, shine, fire, and the quality of the finish. All of these factors we have listed allow the diamond to reflect light better, giving the diamond a good sparkle.

The cut significantly impacts the diamond’s price and quality – and the cut can make a diamond either an outstanding buy or the worst option. The cut has its own diamond cut chart, which has ratings such as Ideal, Excellent, Very Good, Good, Fair, and Poor. 

Because of the prominent role of the cut in the diamond’s price and sparkle, the cut is genuinely something you should not be saving your money on. At the very least, look for a diamond with a “Very Good” cut, but stick to the “Ideal” and “Excellent” grades if you can. 

Note that the two diamonds with the same rating on the cut grading scale could be completely different. Sometimes, the jeweler cuts the diamond in a certain fashion to retain the maximum weight, losing the sparkling potential. 

Either way, the cut is something you shouldn’t save your money on here. 

Another focal point to remember is to stay away from XXX diamonds. Triple-X diamonds have an exceptional cut, excellent polish, and symmetry, and they are often priced much higher than similar diamonds without the triple-X rating. 

However, they aren’t worth the sky-high prices because they don’t offer more than an “ordinary” diamond with an excellent cut. 


Color is the term and grade used to describe how colorful or colorless a stone is. The grades go from D to Z – with D being the highest grade (the diamond being almost colorless) and Z being the darkest, with a yellow tint to the stone.

The color does determine how well your gem looks, but it’s not something you should carefully consider. Thanks to the particular shape and cut, the color can look different – or more colorless – than it is. The better the color grade is, the more expensive the diamond. But most times, you can’t tell the difference between an I-graded and J-graded diamond. 

So, to pick the best color, you should compare the stone to the setting you want to put it in – and pick out a J-grade at the very least. With a good cut, a J-grade will be high enough to make your gem stand out and sparkle, despite a seemingly low grade on the color scale. 

Related Read: Diamond Color Vs. Clarity: What’s More Important?


Clarity is a scale used to determine how “clean” a diamond is or whether it has blemishes and inclusions. The scale goes like this:

  • Flawless
  • Internally Flawless
  • Very, Very Slightly Included 1
  • Very, Very Slightly Included 2
  • Very Slightly Included 1
  • Very Slightly Included 2
  • Slightly Included 1
  • Slightly Included 2
  • Included 1
  • Included 2

Flawless is the highest grade, while the Included 2 is the lowest. Each diamond can be entirely different – despite having the same rate on the clarity scale. Because of that, you should take your time to review the diamond carefully before you settle on your purchase. 

If you go lower on the clarity scale, you’ll be able to notice more blemishes and more inclusions. The size of these imperfections can significantly affect how much your stone sparkles, making the diamond dull-looking. 

That’s why you should look for an eye-clean 0.1-carat diamond. An eye-clean diamond will look great when observed with the naked eye – but they can reveal blemishes when looked at with a magnifier. If you’re having issues finding a good diamond, ask an expert for help. 

Carat Weight

We’ve already discussed the carat weight. But it’s worth adding that the common misconception about the carat weight is that it reflects how large a diamond is in size. It’s crucial to remember that two diamonds holding the same Carat weight could be significantly different in size. 

Also, remember that it’s far more critical for a diamond to have a great cut, a good color grade, and suitable clarity than to have more carats. A smaller stone might sparkle much better than a diamond that’s double its size but has only mediocre 4C ratings.

How to Choose a Good 0.1-carat Diamond?

We have discussed the 4Cs – ratings that make some diamonds more expensive than others – in the previous sections. However, there are a few more things you’ll need to keep an eye on if you want your diamond to be stunning and of high quality.

First of all, you should exclusively stick to diamonds with certificates. The certificate guarantees that your stone is genuine and natural. On that note, the certificate should always come from an independent laboratory.

What about the shape? Well, you should pick the shape according to your preferences – but do note that the shape can accentuate the hand features. Additionally, the setting can make the diamond stand out more; ask an expert if you can’t pick it out on your own. 

Another critical point to note here is only to buy ethically sourced diamonds. Conflict diamonds are excavated and sold by rebel movements and are often used to finance civil wars against the local government. You should only buy diamonds under the Kimberley Process, reducing the flow of conflict gems across the world and preventing war financing using diamonds. 

Lastly, take your time and find the best prices. Don’t merely settle on the first retailer you come across. You’ll often be able to find the exact gem with the same rating for cheaper somewhere else. 

Why Are 0.1-carat Diamonds a Great Idea?

Well, for one, they can never look tacky; that would be the main reason. Small diamonds with fewer carats will always look suitable for any occasion. They could be the perfect gift for someone who isn’t big on large jewelry pieces or prefers minimalistic outfits and accessories.

Moreover, people who work a lot with their hands commonly find large diamonds a pain to wear, as they can get in the way and even get damaged during work hours. And that will likely never happen with a small, 0.1-carat stone.

0.1-carat diamonds can be a perfect choice if you don’t want to break your budget right now – and you simply can’t afford to spend tens of thousands of dollars on a piece of jewelry. Many people prefer to upgrade the rings for anniversaries or birthdays, leaving you more time to save up for a larger gem later. 

If you’re looking to save money, it’s a great idea to go just below or over a certain weight – such as a 0.11-ct or 0.99ct diamond. As long as you don’t mind that the stone’s weight doesn’t reach an even number, you can focus on high-end cut and color options – while saving some cash. Higher quality cuts will grab the attention and look shinier, and they allow you to save up on the carats. 

Another advantage of smaller diamonds is that they look far better on more petite hands. Larger hands and fingers almost demand a presence of a larger diamond ring – while small or relatively tiny hands will look more elegant with a smaller, more subtle diamond on them.

Related Read: What Shape Diamond Looks Best On Fat Fingers?

Bottom Line

Finding the perfect diamond ring with a 0.1-carat (0.10ct) diamond can be pretty challenging. However, you can find exactly what you’re looking for with the right, reliable jeweler – without breaking the bank. And make no mistake about it: 

Smaller diamonds can make beautiful engagement rings in a minimalistic style. They can be as effective as larger stones if appropriately designed, primarily if they are meant for someone who doesn’t like excessively flashy jewelry. 

If you are looking to find a gorgeous diamond ring for under $1,000, search for a 0.1-carat stone – it will do perfectly for your needs!

Learn More: Diamond Price List: How Much Is A 0.1 To 40 Carat Diamond Worth?