Rolex Sea-Dweller

MODEL CASE: Oyster, 44 mm, Oystersteel

OYSTER ARCHITECTURE: Monobloc middle case, screw-down case back and winding crown. Rolex RinglockSystem case architecture with Helium escape valve.

DIAMETER: 44 mm

MATERIAL: Oystersteel

BEZEL: Unidirectional rotatable 60-minutegraduated, scratch-resistant Cerachrom insert in ceramic, numerals and graduations coated in platinum.

WINDING CROWN: Screw-down, Triplock triple waterproofness system.

CRYSTAL: Domed, 5.5 mm-thick scratch-resistant sapphire.

WATER RESISTANCE: Waterproof to 3,900 metres / 12,800 feet, helium escape valve

MOVEMENT: Perpetual, mechanical, self-winding

CALIBRE: 3235, Manufacture Rolex

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

FUNCTIONSCentre hour, minute and seconds hands. Instantaneous date with rapid setting. 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 hour

BOX: YES

PAPERS: YES

CONDITION: NEW