BrandRolexMovementKinetic (Automatic)QualityJapaneseCasePolished stainless steel caseBackPolished stainless steel snap in back with green Rolex authenticity stickerBezelpolished stainless steel bezelCrownRolex logo carved polished stainless steel cutwork crownBand TypeStainless SteelGlassSapphire CrystalColorSilverDial ColorBlackGenderMenDiameter48 x 38 mmBracelet Length120 x 20 mmCase Thickness13 mmQuality & TrademarkAll our Japanese grade watches are water resistant but not waterproof; we do not recommend swimming with them or taking showers with them. Taking the watches underwater will revoke their guarantee.