An 18 Karat Yellow Gold, Tanzanite and Diamond Necklace, Circa 1994, composed of a central convertible pendant/brooch in a matte finish with beaded accents suspended from a matching back chain, the necklace containing one oval mixed cut tanzanite measuring approximately 18.00 x 13.50 x 10.05 mm and 60 round brilliant cut diamonds weighing approximately 1.20 carats total.Stamp: 18K (maker's mark DPD) 1994. 55.50 dwts.