Education
- Jewelry Care and Cleaning
- Understanding the Four Cs of diamonds
- Conflict Diamonds and The Kimberley Process
- Benitoite - California's state gem
- Gemstones' Color
- Diamond Grading Reports
- Tourmaline - October Birthstone
- Natural Diamond vs. Synthetic Moissanite
- Durability of Diamond - Hardness, Toughness, stability
- Fancy Cut Diamonds
- Diamond Formation
- Diamond Clarity Factors
- Turquoise
Photograph: GIA polariscope - helps to determine if a gem is SR, DR or an aggregate (AGG)
© Artin Boghosian