Polished black ceramic case with a blue alligator outer / rubber inner strap. Mat opalin dial with silver-tone hands and index- Arabic numerals hour markers. Dial Type: Analog. One- 60 seconds. Hublot Calibre HUB1261 automatic movement with about 72 hours of power reserve. Scratch resistant sapphire crystal. Skeleton transparent exhibition see through case back. Case size: 45 mm. Round case shape. Deployment with push button clasp. Water resistant at 30 meters / 100 feet. Functions: hour, minute, second, retrograde chronograph, split timing. Luxury watch style. Watch label: Swiss Made. Hublot Big Bang Unico Automatic Mens Watch 413.CX.7123.LR.EUR16.