A Men's Rolex Oyster Perpetual Date Sea-Dweller Watch. It features a distinctive black dial and large luminescent hour markers. A rotatable bezel,Oyster bracelet. Screw down crown. It is made of Oyster Steel with a Cerachrom bezel insert in black ceramic. Specialize helium escape valve. Measurements: Case apporx. 44mm with the crown, Bezel: 39.4mm, The measurement between the lugs is 20.0mm, The bracelet tapers from 20-15.6mm. Bracelet number 93160A, Model: 16600, Condition: Worn, with surface scratches, with slight damage to a top link, wear to the ceramic bezel, the rotating bezel is stiff, the bracelet clasp is a loose. The watch runs when worn.