Silver-tone stainless steel case with a silver-tone stainless steel bracelet. Fixed silver-tone stainless steel bezel. Blue dial with silver-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 7 o'clock position. Date, moon-phase, small second, power reserve subdials. Patek Philippe Calibre 240 PS IRM C LU Automatic movement, containing 29 Jewels, composed of 265 parts, bitting at 21600 vph, and has a power reserve of approximately 48 hours. Scratch resistant sapphire crystal. Fluted crown. Transparent case back. Oval case shape. Case size: 40 mm. Deployment clasp. Water resistant at 60 meters / 200 feet. Functions: moon phase, date, hour, minute, small second, power reserve indicator. Additional Info: hour/minute hands and hour markers in 18k white gold, 48-hour power reserve, date subdial at 7. Luxury watch style. Watch label: Swiss. Item Variations: 5712-1A. Patek Philippe Nautilus Automatic Blue Dial Mens Watch 5712 / 1a-001.