Article Search Results

Types

Content Type

Reviewed

Topics

Gemstones

Clear Selections

 

Your search for "*" returned (52) results

Synthetic Ruby Overgrowth on Natural Corundum
Blue sapphires
Cambodian-Thai Ruby
Four Pinctada maculata bead-cultured blister pearls
Rough and cut sapphires
Blue Sapphires
Sapphire
Unheated faceted and rough rubies weighing from 0.9 to 5.4 carats from Niassa
This 2.14 ct “Fancy red” oval-cut diamond was produced through a multi-step treatment process.

Find a Retailer
learn more
Shop the Campus Store
Learn More
Quality Assurance Benchmarks
Learn More
Gems & Gemology
G&G Winter 2017 Edition
Learn more