Model case

Crystal

Scratch-resistant sapphire, Cyclops lens (2.5x) over the date

Water-resistance

100 metres (330 feet)

Model case

Oyster, 42 mm, yellow gold

Bezel

Fluted, bidirectional rotatable Rolex Ring Command

Diameter

42 mm

Winding crown

Screw-down, Twinlock double waterproofness system

Oyster architecture

Monobloc middle case, screw-down case back and winding crown

Material

18 ct yellow gold

Movement

Calibre

9001, Manufacture Rolex

Model case

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

Oscillator

Paramagnetic blue Parachrom hairspring. High-performance Paraflex shock absorbers

Winding

Bidirectional self-winding via Perpetual rotor

Precision

Officially certified Swiss chronometer (COSC)

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

Bracelet

Clasp

Folding Oysterclasp with Easylink 5 mm comfort extension link

Bracelet material

18 ct yellow gold

Bracelet

Oyster, flat three-piece links

Dial

Dial

Champagne