Seiko 5 Sports U.S. Special Creation. Adding new richness to classic sport/dress design, this stylish watch delivers all-day versatility with a cutting edge. Providing automatic technology that you control with every movement, this dynamic timepiece is powered by a 24-jewel movement that beats at a frequency of 21,600 vibrations per hour, with a power reserve of approximately 41 hours and manual winding capability. Framed by a gold uni-directional rotating elapsed timing bezel, the blue dial features luminous hands and markers, and a date/day calendar. Crafted of stainless steel in gold finish, this exceptional watch includes a tri-fold push button release clasp with lock, as well as a screwdown see-through caseback for a view of classic timekeeping in action. 10 bar, 100M Water Resistant Technology Product Name: Seiko 5 Sports U.S. Special Creation Movement: Automatic Caliber: 4R36 Movement Detail: 21,600 vibrations per hour, 24 jewels, power reserve approximately 41 hours, with manual winding capability Case Material: Stainless steel case with gold finish Case Diameter (mm): 42.5 Case Thickness (mm): 13.4 Case Length (mm): 46 Crystal Type: Hardlex crystal Dial Color: Blue Strap Material: Stainless steel bracelet with gold finish Lug Width (mm): 22 Water Resistance: 10 bar, 100 meters (330 feet) Features Seiko 5 Sports U.S. Special CreationAutomatic with manual winding capabilityBlack uni-directional rotating elapsed timing bezelSapphire blue dial with sunray finishDay/date calendarLuminous hands and markersScrewdown see-through casebackTri fold push-button release clasp with lock