Patek Philippe Calatrava 5120 Men Watch. 35mm 18K White Gold case. White Gold Stationary bezel. White Tiffany & co dial with Blue steel hands and Roman numeral hour markers. Back Alligator Leather Strap with white gold Buckle. Will fit up to a 7.50-inch wrist. Sapphire Crystal, clear case back. Calibre 240 Mechanical Hand Winding self-winding movement with a 48-hour power reserve. This watch is backed by our two year warranty.