Education

Moissanite (8.06)

Moissanite (8.06)Nobel prize winner Henri Moissan Ph.D discovered natural silicon carbide inside a Canyon Diablo meteorite. The substance was then named moissanite after him. After much research and development, moissanite...

Moissanite (8.06)

Moissanite (8.06)Nobel prize winner Henri Moissan Ph.D discovered natural silicon carbide inside a Canyon Diablo meteorite. The substance was then named moissanite after him. After much research and development, moissanite...

Lab-Grown Diamond Identification (8.04)

Lab grown diamond identification by unique characteristics. 

Lab-Grown Diamond Identification (8.04)

Lab grown diamond identification by unique characteristics. 

Brown Hues and Color Grading (7.22)

The very slight tints of brown that often face-up (seen crown-up) as much whiter than in a yellow counterpart, must be dealt with cautiously.

Brown Hues and Color Grading (7.22)

The very slight tints of brown that often face-up (seen crown-up) as much whiter than in a yellow counterpart, must be dealt with cautiously.

Color Deviations (7.21)

A typical inaccuracy in human sight is the left-right deviation (also known as “The Master Eye Effect”).

Color Deviations (7.21)

A typical inaccuracy in human sight is the left-right deviation (also known as “The Master Eye Effect”).

Discerning Slight Color Differences (7.20)

The human eye is not always going to be 100% accurate in discerning slight color differences.

Discerning Slight Color Differences (7.20)

The human eye is not always going to be 100% accurate in discerning slight color differences.

Mastering Diamonds Table of Contents

Mastering Diamonds Table of Contents7;

Mastering Diamonds Table of Contents

Mastering Diamonds Table of Contents7;