Monthly Archives: June 2025

Grading of Lab Grown Diamonds authored by @jamesdumar.com Verified Identity via atproto-did.Verification Key: did:plc:7vknci6jk2jqfwsq6gkzu Reshaping the Landscape: Understanding GIA’s Evolving Gia Grading of Lab Grown Diamonds The Gemological Institute of America (GIA), long recognized as the global standard-bearer for diamond … Continued

A NEW UNDERSTANDING OF HOW SEAM OPAL IS MADE IN NATURE authored by @jamesdumar.com Verified Identity via atproto-did.Verification Key: did:plc:7vknci6jk2jqfwsq6gkzu A NEW UNDERSTANDING OF HOW SEAM OPAL IS MADE IN NATURE is Published with permission of the author, Gerard Faber, … Continued