An Art Deco Platinum and Diamond Wristwatch, Patek Philippe, Circa 1928, the case, lugs and bracelet containing 111 old mine and single cut diamonds weighing approximately 1.11 carats total and six square step cut diamonds weighing approximately 0.56 carat total, 37.00 x 13.00 mm case dimensions inclusive of integrated lugs, matte silvered dial signed PATEK PHILIPPE & Cie, Arabic numerals, blued steel spade hands, rectangular case, hinged case back, manual wind 18 jewel movement with eight adjustments signed PATEK PHILIPPE, meshwork bracelet, hidden box clasp.Movement and case number: 815064.