Skeleton Tourbillon Design, Automatic Stainless Steel Watch Waterproof For Men

🧿[Classic Design and Materials]: This Men's Automatic Watch Adopts High quality Glass Mirror, Tungsten Steel Stainless Steel Case, Butterfly Double Clasp and Luminous dial, display calendar, unidirectional Rotating Bezel. 🧿[Instructions]: No Solar-powered. No battery required. Watch power is generated automatically by the movement of your arm. Note: Please turn the crown clockwise 30-40 full turns when mechanical kinetic energy is insufficient (Don't pull the crown out). Please wear the watch at least 8 hours every day to keep it work. 🧿[3ATM Water Resistant]: Water resistant to 100ft (30m). Suitable for everyday use. Splash rain resistant. Not suitable for showering; bathing; swimming; snorkelling and water related work. 🧿[Size]: Watches Diameter 1.61 Inches (41mm), Case Thickness 0.51 Inches (13mm), Length 8.26Inches (210mm), Width: 0.78 Inches (20mm). If the strap is too short, please contact Us to get a longer strap.