Rolex Air-King 40 mm

The Rolex Air-King 40 mm, reference 126900-0001, is built in Oystersteel with a 40 mm case and a smooth bezel. The black dial pairs with an Oyster bracelet and a sapphire crystal, and the case is water resistant to 100 meters. It runs on the self-winding caliber 3230, a chronometer movement with a power reserve of 70 hours.