Rolex Sky-Dweller

Model case：Oyster, 42 mm, Everose gold

Oyster architecture：Monobloc middle case, screw-down case back and winding crown

Diameter：42 mm

Material：18 ct Everose gold

Bezel：Fluted, bidirectional rotatable Rolex Ring Command

Winding crown：Screw-down, Twinlock double waterproofness system

Crystal：Scratch-resistant sapphire, Cyclops lens over the date

Water resistance：Waterproof to 100 metres / 330 feet

Movement：Perpetual, mechanical, self-winding, dual time zones, annual calendar

Calibre：9002, manufacture Rolex

Precision：-2/+2 sec/day, after casing

Functions：Centre hour, minute and seconds hands. 24-hour display on off-centre disc. Second time zone. Instantaneous annual calendar at 3 o'clock and rapid-setting of the date. Month display via 12 apertures around the circumference of the dial. 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 72 hours

Bracelet：Oysterflex

Material：Flexible metal blades overmoulded with high-performance elastomer

Clasp：Folding Oysterclasp with Rolex Glidelock extension system

Dial：Slate

Details：Highly legible Chromalight display with long-lasting blue luminescence

Certification：Superlative Chronometer (COSC + Rolex certification after casing)