Vostok Amphibian Automatic WR 200m Scuba Dude Dial Mens Self-Winding Amphibia Case Wrist Watch #670059 Watch of official supplier of the Defense Department of the Soviet Union Vostok 2415/2416B AUTO Self-winding movement with 31 ruby jewels. Power reserve is not less than 31 hour 200 m (20 Bar) Water Resistant Dimensions: approx. 49mm x 41mm, lug size - 20mm Acrylic glass. Luminous hands and dots