Case model: Oyster, 40 mm, Oyster structure, one-piece middle case, screw-down case back and crown

Diameter: 40 mm

Material: Oystersteel

Bezel: Bi-directional rotating, 24-hour graduated Cerachrom bezel, blue black ceramic, numerals and graduations

Crown: screw, three buckle crystal

Performance: Wear-resistant sapphire, date display Cyclops lens waterproof 100 m 330 ft waterproof

Movement: Perpetual mechanical self-winding GMT, functional caliber 3285, entirely manufactured in-house by Rolex with an accuracy of -2 to +2 seconds per day (cased) Functional hours, minutes and seconds. 24 hour display. The second time zone is displayed, and the independent hour hand is convenient for quick setting. Date display for instant change. Precise time-setting oscillator with stop-seconds paramagnetic blue Parachrom hairspring. High-performance paraflex shock-absorbing winding perpetual motion two-way automatic winding