Brand Rolex Model Submariner Reference 126613LB Gender Men’s watch Movement Kinetic (Automatic) Case Diameter 41 mm Case Material Stainless Steel & Gold Plated Band Material Stainless Steel & Gold Plated Dial Color Blue Quality Swiss (ETA) Glass Sapphire crystal Water Resistance Watches are water resistant but not waterproof, we do not recommend swimming with them or taking showers with them.