The Hublot Big Bang Yellow Sapphire Chronograph Automatic watch features a sapphire case and yellow rubber strap with deployment clasp, fixed sapphire bezel, an analog transparent dial displaying index hour markers, date function between the fourth and fifth hour markers, chronograph functions on three sub-dials measuring 60 seconds, 30 minutes, and 12 hours, powered by Hublot Calibre HUB4700 automatic movement with 31 jewels, comprising 278 parts, beating at 36000 vph (vis per hora), offering a power reserve of approximately 50 hours, scratch-resistant sapphire crystal, screw-down crown, transparent case back, measuring 42 mm in diameter, water resistance up to 50 meters / 165 feet, includes functions for chronograph, date, hour, minute and second display, limited edition (only 100 pieces available), model from Hublot's Big Bang Series, luxury Swiss-made watch.