Oyster, 41 mm, oystersteel.
Monobloc middle case.
Screw-down case back and winding crown.
Domed bezel.
Screw-down crown.
Twinlock double waterproofness system.
Scratch-resistant sapphire crystal.
Waterproof to 100 metres / 330 feet.
Perpetual mechanical self-winding movement.
3230 caliber manufacture Rolex.
-2/+2 sec/day, after casing precision.
Functions:
Minute and seconds hands.
Stop-seconds for precise time setting.
Paramagnetic blue parachrom hairspring.
Bidirectional self-winding via perpetual rotor.
Approximately 70 hours of power reserve.
Oystersteel flat three-piece links bracelet.
Folding oysterclasp with easylink 5 mm comfort extension link.
Bright blue dial.
Superlative chronometer (COSC + Rolex certification after casing).