Cartier Rotonde de Cartier Grande Complication Squelette Watch - 59 mm White Gold and Gold Case - W155621359mm 18K white gold case with 18K gold chain, rock crystal, obsidian and sterling silver stand, 5. 49mm thick, sapphire back, beaded crown set with a sapphire cabochon, sapphire crystal, silver dial with snailed gold counters, gold flange with sunray effect and black transferred Arabic numerals, blued steel apple shaped hour and minute hands, hammer shaped hands in the small counters, caliber 9406 MC self winding movement with chronograph,