Description
Vostok Amphibian Diver Mechanical Automatic Wrist Watch 12071B. The number of jewels is 31. Self- winding with a safety device against over -winding of the spring. Side second hand. Shockproof device of the balance node. The hour markers and hands are filled with fluorescent paint of variable action. Model 2415.12 / 12071B The mechanism is a mechanical " Vostok 2415.12 " . The number of jewels is 31 . Self- winding with a safety device against over -winding of the spring . Side second hand . Shockproof device of the balance node . Case : stainless steel ( case ring , time dial , crown , watch back cover ) . The hour markers and hands are filled with fluorescent paint of variable action . Organic glass . Water protection : 20 atmospheres ( 200 meters ) . The belt is made of polyurethane , 18 mm wide . The energy reserve of one spring winding is at least 33 hours . Average daily running time : -20 ... + 60 seconds per day . The average service life of the movement is 10 years . Weight : 81 g . Dimensions : 41.7 x 48.4 x 15 mm .