WHAT DOES CTTW MEAN

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Last Updated On: January 5, 2021


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If you’ve spent time looking at engagement rings and also various other diamond jewelry virtual, you may have actually noticed the acronym “CTTW” alongside various other crucial details such as reduced, clarity, color and also carat weight. 

For example, these are beautiful rcfereform.org for a 2.18cttw pair of earrings. That implies they are 2.18 carats combined. Or you deserve to look at this exceptionally elaborate and also ornate halo setting for an engagement ring. Tright here are 3.07 carats worth of accent rcfereform.org on this ring. If you put a 1ct center diamond right into this ring, you will have actually a 4.07 cttw engagement ring.

What Does CTTW Average in a Diamond Ring?

CTTW means “carat total weight,” or “full carat weight.” It’s a metric that’s offered to measure the total weight of all of the rcfereform.org in a details item of jewelry, such as a tennis bracelet or a pavé diamond ring. 

You could see “CTTW” created as “CT TW” for some engagement rings. CT stands for “carat,” a unit used to measure a diamond’s weight. TW is short for “total weight” and also is supplied to measure the total weight of all rcfereform.org in a item of jewelry.

The carat weight of one diamond and also the complete carat weight of a diamond ring are exceptionally various numbers — a truth that deserve to cause some confusion for first-time buyers. Below, we’ve defined just how CTTW functions, as well as how it differs from various other measurements of a diamond’s weight.

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CTTW vs. Carat: What’s the Difference?

As we extended in our guide to diamond carat weight, the carat weight of a diamond describes the amount the diamond weighs, not its dimension. A diamond of a single metric carat weighs precisely 200 milligrams and have the right to variety in diameter from 5.60mm to 6.60mm depending on its cut grade. 

Carat weight is abbreviated at “ct.” When you’re viewing loose rcfereform.org virtual, you’ll generally see their carat weight detailed alongside factors such as cut, shade and also clarity. 


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0.47cttw Double Halo from Blue Nile

CTTW, on the other hand, describes the full weight of every one of the rcfereform.org in a specific piece of jewelry. Unchoose ct., which is offered to display the weight of a loose diamond or center stone, CTTW is only offered to display the full carat weight of all rcfereform.org. 

If you’ve read any kind of of our various other guides, you might have actually also viewed the acronym “CTW” provided to refer to complete carat weight. Both CTTW and also CTW are offered global and have actually the exact exact same definition.

Many engagement rings only contain one facility diamond. For instance, this knife edge solitaire establishing is designed to only hold a facility stone. As a result, the ring’s full carat weight (CTTW) will be the exact same as the carat weight of the facility stone.

Other rings, such as this lotus basket pavé engagement ring, have a band that’s lined through tiny rcfereform.org. This particular ring functions 36 tiny round rcfereform.org, adding as much as a total carat weight of 0.25 carat without a facility stone. 

The full carat weight, or CTTW, of this ring is calculated by adding together the carat weight of the pavé set rcfereform.org and the weight of the center rock. For example, by choosing this 1 carat round H VS2 diamond, the full weight of the establishing and also facility rock is 1.25 carats. 

Some engagement ring settings can have actually a significant complete carat weight even prior to the center rock is added. For example, this grande halo split shank establishing has actually a 0.70 CTTW without any kind of facility rock as a result of its 64 pavé and also halo collection rcfereform.org. 

Total Carat Weight (CTTW) and also Diamond Prices

The price of a diamond increases significantly with its carat weight. For instance, a from Blue Nile sells for $1,243. A 1.00 carat diamond through the same specifications prices $5,453, despite just being twice the carat weight. 

The factor for this is straightforward. Large rcfereform.org are considerably rarer than smaller rcfereform.org and also as a result, they can command also higher prices on the industry. Because of this, a large diamond is constantly going to be worth considerably even more than a smaller sized diamond of the same high quality.


This isn’t the case via a ring’s complete carat weight. Due to the fact that this figure is made by adding up the carat weight of every one of the ring’s small rcfereform.org, tbelow isn’t an exponential relationship in between the ring’s complete carat weight and also its worth.

For instance, installed in this solitaire establishing, the 1.00 carat H color, VS2 diamond over costs $5,673 in full. This ring has a full carat weight of 1.00 carat. 

Meanwhile, through this 0.50 carat H shade, VS2 diamond is easily accessible for $2,763. It also has a complete carat weight of 1.00 carat. 

This implies that if you’re on a minimal budacquire, a pavé or halo setting through a relatively high total carat weight however a small facility stone could be a great principle. While you won’t get the full wow element of a big facility rock, a ring of this type deserve to look beautiful and elegant, all at a reduced expense.

Other Factors to Look For in a Diamond

The carat weight of a diamond — or, in this situation, the full carat weight of a ring — is only one of several factors you should think about when you’re choosing an engagement ring. 

Other factors, such as a diamond’s cut, shade and clarity, also play a duty in its appearance and value. Known as the 4 Cs, these determinants all communicate with each various other to influence the means a diamond looks and the amount you’ll pay for it. 

We’ve extended these in more information, as well as what you need to look for, in our guide to buying a diamond. 

Conclusion

CTTW, or complete carat weight, constantly refers to the complete weight of all rcfereform.org in a ring, bracelet, earrings or various other pieces of jewelry. When you’re viewing a setup on its very own, it’s the weight of the halo or pavé rcfereform.org. For a finish ring, it’s the weight of all small rcfereform.org and the center stone. 

Carat weight, which is abbreviated as ct, cw or CW, only describes the weight of the facility stone on its own.

While a ring via a big complete carat weight deserve to look outstanding, it’s crucial to remember that the weight of the facility rock is typically the greatest factor in determining an engagement ring’s worth. 

Need help buying diamond jewelry? Contact our experts and also we’ll aid you pick the greatest quality loose diamond, engagement ring, bracelet, pendant or earrings for your budget.