Patek Phlippe. A Fine And Attractive Platinum Automatic Wristwatch With Date, Center Seconds And Black DialSigned Patek Philippe, Geneve, Ref. 5107P, Movement 3'403'084, Case No. 4'295'624, Manufactured In 2005Cal. 315 nickel-finished lever movement stamped with the Geneva Seal, 29 jewels, Gryomax balance, free sprung regulator, black dial, gold baton numerals, date aperture, center seconds, circular case, screw down sapphire crystal display back, screw down crown, platinum Patek Philippe buckle, case, dial and movement signed37mm diam.