Diamond Weight Calculator

この計算機はダイヤモンドのカラット重量を推定するのに最適なツールです。

Diamond Weight Calculator

If you are looking for the perfect diamonds for the engagement ring or marvelous earrings, check out this diamond weight calculator which can help you to assess the weight of this desirable gem. Choose between a nine of different shapes - such as Round, Princess, Heart, Trillion, Cushion, Marquise, Oval, Pear, Emerald - to find the one you need.

This calculator is a perfect tool for estimating the carat weight of a mounted diamond used primarily by jewelers and appraisers of jewelry.

These calculations do not always give you the exact weight. However they act as a good reference to figure out the carat weight before deciding to removing a diamond.

We recommend a diamond is removed from the mounting or setting and sent to GIA for grading.

A loose diamond can simply be weighed rather than estimating the actual carat weight.

The exact carat weight of your diamond is the utmost importance in pricing your diamond.