Accuracy: -10/+15 seconds per day Calibre: 8L35 Movement Type: Automatic & Manual Winding Power Reserve:50 Hours Case Material: Ever-Brilliant steel Case Thickness:13.05mm Case Diameter: 42.6mm Case Length:49.3mm Lug Width:20.0mm Dial Colour:Black LumiBrite: Lumibrite on hands, indexes and bezel Clasp: Pin buckle Strap/Bracelet:Silicone Water Resistance: 20 bar/200M Crystal Coating: Anti-reflective coating on inner surface Crystal Type:Dual-curved sapphire crystal 1 YEAR INTERNATIONAL WARRANTY