Seiko PROSPEX PADI Caliber: 4R36 Movement Type: Automatic with hand-winding capability Power Reserve: Approximately 41 hours Jewels: 24 Functions: Date display CASE-BAND Case Material: Stainless steel Case Dimensions: Height: 13.4 mm, Diameter: 45 mm Crystal Material: Hardlex crystal Band Material: Stainless steel – LumiBrite: LumiBrite hands Clasp: Secure triple-fold clasp Band Width: 22 mm WATCH FEATURES Water Resistance: 200m / 660ft (diving) Weight: 195.0g Collection: Prospex DESCRIPTION The Seiko PROSPEX PADI Stainless Steel Automatic Diver’s Watch. In celebration of its partnership with the Professional Diving Instructors Corporation (PADI), Seiko has released a special PROSPEX PADI model this year. This PROSPEX PADI is powered by the automatic 4R36 caliber and features the same 45 mm stainless steel case design as the iconic 1970s Seiko Pepsi 6309 model. It boasts a vibrant orange dial with a PADI logo, a one-way rotating stainless steel bezel in PADI colors, and a stainless steel bracelet with a secure triple-fold clasp. • No box,no papers.And this watch has a original mechanism and has aftermarket dial and case.