Stainless steel case. Stainless Steel and 18k yellow gold oyster bracelet. Black dial. Black bezel. 40mm case diameter. Divers model water resistant to 300 meters (1000 feet). Black ceramic unidirectional bezel for safe dive time tracking. Automatic movement with date display. Oyster fliplock bracelet with extension links for fitting over dive suits. Rolex Black Submariner Oyster Bracelet Mens Watch 116613-BKSO