Oyster, 41 mm, Oystersteel
Oyster architecture
Monobloc middle case, screw-down case back and winding crown
Diameter
41 mm
Material
Oystersteel
Bezel
Unidirectional rotatable 60-minute graduated, scratch-resistant Cerachrom insert in black ceramic, numerals and graduations coated in platinum
Winding crown
Screw-down, Triplock triple waterproofness system
Crystal
Scratch-resistant sapphire, Cyclops lens over the date
Water resistance
Waterproof to 300 metres / 1,000 feet
Perpetual, mechanical, self-winding
Calibre
3230, Manufacture Rolex
Precision
-2/+2 sec/day, after casing
Functions
Centre 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 hours
Oyster, three-piece solid links
Material
Oystersteel
Clasp
Folding Oysterlock safety clasp with Rolex Glidelock extension system
Dial
Black
Details
Highly legible Chromalight display with long-lasting blue luminescence
Certification
Superlative Chronometer (COSC + Rolex certification after casing)
