Watch movement Swiss ETA 2836 Automatic MovementThe solid 316 stainless steel case is plated with fine 18k goldThe dial is protected a sapphire crystal glassWatch water resistant Water-ResistantThe seconds hand has a smooth sweeping motion rather than the usual jumpy tick-tockOne Piece Screw down crown with Rolex Logo Engraved on the Tip of the CrownGenuine Scratch Proof Sapphire Crystals Exactly like the AuthenticExact weight and Dimensions to the Authentic