Rolex Oyster Perpetual 31 mm

The Rolex Oyster Perpetual 31 mm, reference 277203-0001, is built in Yellow Rolesor with a 31 mm case and a domed bezel. The Slate dial is 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, and the case is water resistant to 100 meters.