Pair of Tiffany and Company Schlumberger 18K Yellow Gold Lapis Lazuli Cufflinks, decorated with 4 oval cabochon lapis gemstones weighing a total of approx. 7.50 carats, worn through French cuffs with fixed bars, marked: "TIFFANY 18K SCHLUMBERGER". Measuring approx. 1" x 1/2" across widest point, 10.5 dwt. Provenance: From a New York City Collection. Keywords: Jewelry, Fashion, Accessories, Designer, Jean Schlumberger design, Blue, Gemstone