MODEL CASE
Oyster, 40 mm, Oystersteel.

OYSTER ARCHITECTURE
Monobloc middle case, screw-down case back and winding crown.

DIAMETER
40 mm.

MATERIAL
Oystersteel.

BEZEL
Smooth.

WINDING CROWN
Screw-down, Twinlock double waterproofness system.

CRYSTAL
Scratch-resistant sapphire.

WATER RESISTANCE
Waterproof to 100 metres / 330 feet.

MOVEMENT
Perpetual, mechanical, self-winding.

CALIBRE
3230, Manufacture Rolex.

PRECISION
-2/+2 sec/day, after casing.

FUNCTIONS
Centre hour, minute and seconds hands. Stop-seconds for precise time setting.

OSCILLATOR
Paramagnetic blue Parachrom hairspring. High-performance Paraflex shock absorbers.

WINDING
Bidirectional self-winding via Perpetual rotor.

POWER RESERVE
Approximately 70 hours.

BRACELET
Oyster, flat three-piece links.

BRACELET MATERIAL
Oystersteel.

CLASP
Folding Oysterlock safety clasp with Easylink 5 mm comfort extension link.

DIAL
Black.

DETAILS
Highly legible Chromalight display with long-lasting blue luminescence.

CERTIFICATION
Superlative Chronometer (COSC + Rolex certification after casing).