product specification model: ES4110 Case Size: 39 mm Movement: Quartz Multifunction Platform: Perfect Boyfriend Strap Material: Stainless Steel Strap Colour: Wine Case Water Resistance: 5 ATM Case Material: Stainless Steel Case Colour: Wine Dial Colour: Wine Strap Fashion Color: Wine Strap Width: 20 mm Closure: 2 Pusher Foldover Clasp Strap Inner Circumference: 190 +/- 5 mm Crystal Type: Mineral Battery Type: SR621SW