Patek Philippe & Co. Diamond and Ruby Open-face Watch, for Tiffany & Co., inset ruby and diamond bezel enclosing the silvered dial with applied dot minute track, syringe-style hands, marked "Patek Philippe & Co. Geneva Switzerland," exhibition snap-back case, pierced heart shapes surround the Cotes de Geneve movement marked with maker's name and "Tiffany & Co./No. 128490," dia. 40 mm, 38g. Estimate $1,000-1,500 case tests for platinum, currently winding setting and ticking Items may have wear and tear, imperfections, or the effects of aging. Any condition statement given, as a courtesy to a client, is only an opinion and should not be treated as a statement of fact. Skinner shall have no responsibility for any error or omission.