The Diamond Guy®
Argyle BLOG

Plastic Deformation: Red Diamonds, Pink Diamonds and the Science Behind Color by Joel E Arem, PhD, FGA Everybody loves diamonds. We love...

The Art of Building An Argyle Collection... How to Win an Argyle Stone Every year for the Argyle diamond tender, a private invitation was...

The Diamond Guy® Breaks Down the Last Argyle Diamond Tender - 2021 Up until this point, there have been 1,883 Pink diamonds, 42 Red, and...

Describing the Colour Seen in any Polished Coloured Diamond is an Ongoing Challenge. Communicating the exact color of a polished coloured...

An Intimate Look into an Ultra Rare Red Color-Changing Diamond. When I first began my career in the diamond industry, my mentor told me...