About Us

Gall Raiman
Master Gemologist

Gall Raiman’s passion for large diamonds began almost three decades ago when he first earned his GIA and AGS certifications. Since that time, he has mastered the techniques and trends that are driving high-end jewelry design, and has established relationships with the finest diamond sources around the world. His skills and expertise are the result of tireless study, hands-on experience in all aspect of the jewelry business and, above all, an insatiable appetite for what’s new in the gemological world.

Justin J. Navin
Diamond Expert

Justin began his career in the diamond industry in 2008 selling loose diamonds online to consumers all over the United States. Self taught and passionate about large and fancy colored diamonds, he relocated to Los Angeles in 2010 to take his career to the next level. In the early fall of 2010, Justin met Master Gemologist Gall Raiman and was offered an opportunity to work with Raiman Rocks buying and selling large and natural fancy colored diamonds. He is currently enrolled at the Gemological Institute of America and pursuing his Graduate Gemologist certification.

Abe Jacobs
Diamond Expert

Abe began working in the jewelry industry after graduating from the University of Kansas in 2010. After some time working for a high-end jewelry distributor, he followed his true passion for diamonds to Los Angeles to join the Raiman Rocks team. Since then, his infatuation of diamonds has grown to new heights as he continues to immerse himself into the world of Large, Rare and Exotic stones. He is currently enrolled at the Gemological Institute of America pursuing his Graduate Gemology certification.