Tanzanites are becoming hard to find as the global supply declines, so this is your chance to own a piece of tomorrow\'s history. Featured here are four stunning tanzanites, hand chosen by experts and set into this elegantly designed Dream Catcher necklace in solid white gold. Four little treasures from Mother Nature. Four tanzanites, grade AA - bluish violet, total 2 ct. Round cut. Pendant hangs from white gold double link rope chain with spring clasp, length options from 14\" to 24\". Available chain thickness 0.68 mm (pictured) and 1.15 mm.