the diver’s w atch No other watch is engineered quite like a Rolex. The Submariner, introduced in 1953, was the first watch to be water resistant up to 100 meters. It was later strengthened by its patented triple-seal Triplock winding crown, making it capable of withstanding depths of up to 300 meters. The new 40 mm Submariner is fitted with a blue Cerachrom disc and is presented here in a signature Rolex combination of 904L steel and 18 kt yellow gold. t he subma r iner