Totul despre Diamant : Caracteristici, proprietati, istoric, bijuterii
Diamant - Wikipedia
Mint: Arabia Felix, 1 Drachm from Arabia Felix, 1st century B.C., Silver, 2.67 g, 6:00, 16.5 mm, Made in Arabia Felix, Greek, 1st century B.C., Numismatics Stock Photo - Alamy
Stone by stone – Annette Dickow Jewellery
Stiat... - Centrul Gemologic Român-Romanian Gemological Center | Facebook
Diamantele neslefuite
StoneMania Bijou - Cristale naturale, Feng Shui si Aromaterapie
Istoria si evolutia diamantelor in lume - Centrul Gemologic Roman (Romanian Gemological Center)