Seiko Prospex Alpinist SPB249

Automatic with manual winding capability. 21,600 vibrations per hour. Power reserve: approximately 70 hours. 24 jewels. Blue patterned dial. Date window. LumiBrite hands and mountain-shaped markers. Curved sapphire crystal with anti-reflective coating on the inner surface. Screwdown crown and see-through caseback. Case Diameter: 38.0mm. Stainless steel case and bracelet. Tri-fold push button release clasp. Water-resistant to 20 bar, 200 meters (660 feet). Caliber 6R35