The watches are water resistant to 100 meters and self-winding.
Automatic Self-Winding: Watches that have an internal rotating weight that winds the watch as you move your wrist.
Produced in steel and 18 ct yellow gold, the Oyster Perpetual comes in two elegant designs, both with an Oyster bracelet, self-winding, and waterproof up to 100 meters.
Both models are self-winding and waterproof up to 100 meters.
Among those accomplishments are numerous firsts, such as the first self-winding watch, the first watch with a date on the dial, the first waterproof watchcase, and the first dual time zone watch.