POSTERS

Poster – “CPF technique on screening and ID of DIAMONDS – natural, lab-grown and post treated”

This wall chart contains superbly detailed photomicrographs showing internal features observed in natural, treated, and synthetic sapphires. Published in the Summer 2017 issue with the article by Nathan D. Renfro et al., ìInclusions in Natural, Synthetic, and Treated Sapphire," 

This wall chart contains superbly detailed photomicrographs showing internal features observed in natural, treated, and synthetic Opal.

This wall chart contains superbly detailed photomicrographs showing internal features observed in natural, treated, and synthetic diamond.

GIA Features of Synthetic Diamonds - Poster

This wall chart contains superbly detailed photomicrographs showing internal features observed in natural, treated, and synthetic ruby. 

GIA Micro-Features of Emerald Chart

Double-Sided Birthstone Display (Pack of 2)