38.8mm 18K rose gold case with a thickness of 8.5mm, screw-down crown, sapphire crystal caseback, bezel set with 48 diamonds totalling approximately 1.17 carats, taupe varnished dial with embossed Aquanaut pattern, rose gold applied numerals, rose gold baton-style hands with white luminescent coating, date in aperture, Patek Philippe calibre 26-330 S C self-winding movement with 207 parts and 30 jewels, sweep seconds and date, Gyromax balance and Spiromax balance spring, operating at 28800 semi-oscillations per hour, minimum 35 hours to maximum 45 hours of power reserve with 21K gold central winding rotor, taupe composite strap with rose gold patented fold-over clasp. Water resistant to 30 metres / 100 feet. Patek Philippe Seal certified.