Day-Date 40 Automatic Chronometer Men's Watch

18kt yellow gold case with a yellow gold-tone gold Rolex president bracelet. Fixed fluted 18kt yellow gold bezel. Black diagonal motif dial with luminous yellow gold hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Date display at the 3 o'clock position. Day of the week display centered on the 12 o'clock position. Rolex calibre 3255 automatic movement, based upon Rolex 3035, containing 31 Jewels, bitting at 28800 vph, and has a power reserve of approximately 70 hours. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Round case shape. Case size: 40 mm. Concealed crown clasp. Water resistant at 100 meters / 330 feet. Functions: date, day, hour, minute, second, chronometer. Day-Date 40 Series. Luxury watch style. Watch label: Swiss Made. Item Variations: 228238-83418. Rolex Day-Date 40 Automatic Chronometer Men's Watch 228238BKMSP.