RollsTimi RT7910 Men's Automatic Watches 40mm Stainless Steel Waterproof Mechanical Wristwatch for Men SEIKO NH35 Movt Sythetic Sapphire Dial Glass

Material: stainless steel construction, Synthetic sapphire dial window(AR Coating), ceramic bezel, and top SEIKO NH35 automatic movementCase diameter: 40mmThickness: 13mmBand Length: 220mmBand Width: 20mmLug to Lug: 47mmWeight: 115g★ Premium materials and casual design, Sapphire dial window with AR coating, stainless steel construction with screw-down crown, solid case back, solid and flexible watchband with a classic fold-over clasp.★ Quality SEIKO NH35 automatic mechanical movement, very accurate timekeeping, self-winding, and the power of the spring can reserve more than 30 hours. Its architecture, manufacturing, and innovative features make it exceptionally precise and reliable.★ Water resistant to 100 m (330 ft), In general, suitable for professional marine activity and serious surface water sports, but not scuba diving, The crown would need to be pushed in and then screwed down in order to protect the watch from water damage.★ Strongest C3&BGW9 Lume, we improved the Luminous