Tiffany & Co., Schlumberger Gold, Platinum and Diamond 'Gazelle' Pendant with White Gold and Diamond Necklace 18 kt., the stylized gazelle with twisted gold antlers, pavé-set with round diamonds ap. 5.00 cts., its mouth grasping a polished gold branch tipped by 5 pear-shaped diamonds ap. 1.50 cts., with 2 marquise-shaped emerald eyes, continuing to a white gold chain continuously set with 162 round diamonds ap. 8.10 cts., pendant signed Tiffany, Schlumberger, diamond necklace added later, ap. 27.3 dwts. Length 17 1/4 inches. C Collection of a Philadelphia Lady