MODEL CASE
Oyster, 42 mm, Oystersteel and yellow gold

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

DIAMETER
42 mm

MATERIAL
Yellow Rolesor – combination of Oystersteel and 18 ct yellow 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
9001, 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

BRACELET MATERIAL
Yellow Rolesor – combination of Oystersteel and 18 ct yellow gold

CLASP
Folding Oysterclasp with Rolex Glidelock extension system