Method for positioning a crystal ingot

Method of and apparatus for in-situ monitoring of...

Method of and apparatus for real-time crystallographic axis orie

Method of characterizing the colored appearance of a gemstone

Method of detection of natural diamonds that have been...

Method of determining the authenticity and the geographical...

Method of diamond identification

Method, system and device providing a musical representation...

Methods, apparatus, and systems for evaluating gemstones

Methods, apparatus, and systems for evaluating gemstones

Methods, apparatus, and systems for evaluating gemstones

Methods, apparatus, and systems for evaluating gemstones

Microscopic system for examination of crystal cleavage plane