Model 2426/13003B The movement is a mechanical "Vostok 2426.12. The number of jewels is 32. Self-winding with a safety device against over-winding of the spring. The small 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. The stainless steel bracelet, 20 mm wide. Organic glass. Water protection: 20 atmospheres (200 meters). The energy reserve of one spring winding is at least 31 hours. Average daily running time: -20... +60 seconds per day. The average service life of the movement is 10 years. Dimensions: 43.8 x 49.3 x 15 mm.