Seiko SRPC35K1 Men’s Prospex Mini Turtle Automatic Diver’s 200M Watch. Automatic with manual winding capacity. Caliber 4R35. 23 jewels. Approximate 41 hours power reserve. Accuracy +45 to -35 seconds per day. Stainless steel case and bracelet. Three-fold clasp with secure lock , push button release with extender. Unidirectional rotating bezel. Black dial with LumiBrite on hands and indexes. Stop seconds hand function. Equipped with calendar function (date). C ring method. Screw case back. Hardlex glass. Water resistance to 200m diver’s. Approximate case diameter: 42.3mm. Approximate case thickness: 13mm.