40mm Luxurious Mens Gemstone Diving Watch NH35 Movement Sapphire Watch Crystal Cover 120-Tooth Stainless Steel Case Mens Watch

Watch brand: OUMASHIMovement type: automatic mechanical movementMovement model:Chinese NH35 movementCase material: 316L stainless steelCase technology: brushed + polishedBack cover material: 316L stainless steelBack cover type: screw-in solid back coverCase diameter: 40mm (excluding crown)Case length: 48mm (total length of top and bottom)Case thickness: 13.5mm (including lens and caseback)Case ear position: 20mm (where the case and strap are attached)Watch length: 220mm (total watch length / circumference)Strap material: stainless steel + full brushed sand strapGlass material: sapphire glassCrown type: screw-in crownBezel material: Synthetic gemstone bezelBezel function: unidirectional rotationBezel size: 38mmSurface color: 4 colorsSurface luminescence: Blue/green lightSurface size:28.5mmNeedle technology: Green/Blue lightWater resistance level: 10ATM waterproof / diving [can wash hands, swimming, diving, to meet all daily waterproof requirements]Exhaust valve: noPackaging standards: professional waterproof plastic box packaging