Retro mens ST2557 watch 45mm Mens watch Movement Watch Stainless Steel case Mens Automatic Mechanical Watch leather bracelet

WATCH brand: OUMASHI WATCHMovement type: ST2557 movementMovement function: 3-pin semi-GMT watch + semi-automatic movementCase material: 316L stainless steelCase technology: brushed + polishedBack cover material: 316L stainless steelBack cover type: clear glass rear coverCase diameter: 45mm (excluding crown)Case length: 54mm (total length of top and bottom)Case thickness: 17.28mm (including lens and caseback)Case ear position: 24mm (where the case and strap are attached)Watch length: 220mm (total watch length / circumference)Strap material: High quality cowhide strap (no odor)Glass material: mineral glassGlass type: convex crystal mineral glassCrown type: Crown bridge (protective device)Dial size: 36.8mmDial luminous: C3 green luminousDial color: Sky blueWater resistance level: 10ATM=100 meters [can wash hands, swimming, diving, to meet all daily waterproof requirements]Exhaust valve: noPackaging standards: Professional packaging, safe delivery to customersWatch model display