DiamondonNet Dictionary
DiamondonNet dictionary of common loose diamonds and diamond jewelry terms in the industry and their meanings.
Click on the letters below and choose the word or phrases you'd like to learn.

Select a Letter: A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | SHOW ALL

Polish
The overall condition or smoothness of the diamond's surface. The smoother the surface of the diamond the more light pass through the facets making the diamond brilliant. Below are the following polish grades for a diamond.

Ideal ( ID ) - Flawless, best among the polish grade.
Excellent ( EX ) - Flawless at 10x magnification.
Very Good ( VG ) - Very difficult to locate at 10x magnification.
Good ( G ) - Difficult to see at 10x magnification.
Fair ( F ) - Slightly noticeable at 10x magnification.
Poor ( P ) - Quite noticeble by the human eye.