0

Shopping cart

Close

No products in the cart.

Cut

IIG: International Institute Of Gemology | Beyond 4C’s (Spread Ratio)

May 20, 2020
Diamond Graduate

In diamond terms, it refers to the face-up appearance of a stone, and one that you would call “spread” or...

IIG: International Institute of Gemology | The 4C’s of Diamonds‎ (CUT)

May 17, 2020
Diamond Graduate

The word “CUT” has a different meaning. It is synonymous with “the making” a combination of operations (Cleaving, Sawing Bruting,...

SRDC Clarity Grading System

To Grade a Diamond, Know it Beyond 4C’s

Oct 23, 2017
Diamonds

Grading is essential to the diamond trade possibly as much as mining itself. Theoretically, grading is a study that lays...