Case and Material: The watch features a 41 mm Oyster case made from Oystersteel, a type of 904L steel known for its high resistance to corrosion.
Bezel: It is equipped with a unidirectional rotatable bezel with a green graduated Cerachrom insert, allowing divers to accurately monitor diving time.
Dial: The green dial has large, luminescent hour markers and hands for visibility. A date window is present at the 3 o'clock position.
Bracelet: The watch is fitted with a robust and comfortable Oyster bracelet, which includes an Oysterlock clasp to prevent accidental opening and a Glidelock system for easy adjustment over a diving suit.
Movement: It is powered by a self-winding mechanical movement (Calibre 3235 for the date model) developed and manufactured by Rolex, offering a power reserve of approximately 70 hours.