Silver-tone stainless steel case with a silver-tone stainless steel bracelet. Fixed silver-tone stainless steel bezel. Silver guilloche dial with luminous gold-tone hands and alternating stick and Arabic numeral, minute markers. days of the week appear around the outer rim hour markers. Dial Type: Analog. Luminescent hands and markers. Date display at the 3 o'clock position. One subdial displaying: small second at the 9 o'clock position. Oris Calibre 645 Automatic movement, based upon ETA 2836-2, containing 27 Jewels, bitting at 28800 vph, and has a power reserve of approximately 38 hours. Scratch resistant sapphire crystal. Steel crown. Screw down skeleton see through case back. Round case shape, case size: 44 mm, case thickness: 12.85 mm. Band width: 20 mm. Deployment clasp. Water resistant at 100 meters / 330 feet. Functions: date, day, hour, minute, second. Aviation Big Crown Series. Luxury watch style. Watch label: Swiss Made. Item Variations: Oris 645 7629 4061 MB, 64576294061MB, 645.7629.4061.MB. Oris Big Crown Men's Stainless Steel Automatic Watch 645-7629-4061MB.