Rolex Explorer II 42 mm

The Rolex Explorer II 226570-0001 is a 42 mm model in Oystersteel, known as the Polar for its white dial. The case pairs a fixed, 24-hour graduated bezel with an Oyster bracelet and a sapphire crystal. Inside is the self-winding caliber 3285, a chronometer rated movement offering 70 hours of power reserve, and the watch carries water resistance to 100 meters.