Rolex Oyster Perpetual 31 mm

The Rolex Oyster Perpetual 31 mm, reference 277200-0013, is built in Oystersteel with a case measuring 31 mm across. It carries a Domed bezel and a Beige dial, paired with an Oyster bracelet and a sapphire crystal. Inside is the self-winding caliber 2232, a chronometer movement offering 55 hours of power reserve. Water resistance is rated to 100 meters.