316L steel case, 316L steel bracelet. Fixed 316L steel bezel on black dial with luminous silver-tone hands and Roman numeral hour markers. Features minute markers around the outer rim, analog display, date window at the three o'clock position. Equipped with Tudor calibre T601 automatic movement (based on ETA 2824), containing 25 jewels, operating at a frequency of approximately 72 hours and offering about 38 hours power reserve. Features scratch-resistant sapphire crystal, screw-down crown, solid case back. Round shape measuring 34 mm in width. Includes fold-over clasp with safety release mechanism for secure fastening; water resistant to 100 meters (approx. 330 feet). Functions: hour display, minute display, second display, date indicator.
![[Model Number]: Tudor Black Bay 31 Automatic Chronometer Blue Dial Ladies Watch](https://cdn.lepodium.net/images/000/070/70015-2.jpg)
