Rolex Daytona Mechanism Diamond Bezel Black 39mm Watch-RD4015 Movement: Automatic Gender: Men Diameter: 39 mm Case: 18k yellow gold plated stainless steel case Bezel: 18k yellow gold plated stainless steel crystal studded bezel Bracelet: Gold toned stainless steel link bracelet with Rolex engraving deployment clasp displaying Rolex logo Crown: Gold toned cutwork crown with Rolex logo and two additional crowns on either side of it Back: Gold-toned stainless steel push-in case back with Rolex engraving