The Ultimate Private Jeweler® David Birnbaum is an internationally recognized Private Jeweler and gem expert. Committed to value and excellence, the international rare gem firm David Birnbaum / Rare 1 is the premier choice among jewelry and gem connoisseurs. David Birnbaum is known among cognoscenti worldwide as the ultimate source for the rare and extraordinary. The unique boutique stands at the pinnacle and it is one of the world’s rarest and most exclusive brands for customized fine jewelry and gems. David Birnbaum / Rare 1's discerning clientele ranges from young bankers to major corporate presidents, celebrities and Heads-of-State. The firm's VIP clientele spans the globe. David Birnbaum / Rare 1 specialties: Rare and extraordinary gems, diamonds from 5 - 50+ carats (including Rare White D, E colors, natural fancy pink and blue), rare and exotic super-gems and jewels (rubies, emeralds, sapphires, tourmalines and padparadschas). Rare and Extraordinary gems and jewels - each accompanied by top lab-certification. Senior Gemologist, Elle Choi: [email protected]