MODEL CASE

Oyster, 40 mm, Everose gold

OYSTER ARCHITECTURE

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

DIAMETER

40 mm

MATERIAL

18 ct Everose gold

BEZEL

Fixed, with engraved tachymetric scale, in 18 ct Everose gold

WINDING CROWN

Screw-down, Triplock triple waterproofness system

CRYSTAL

Scratch-resistant sapphire

WATER RESISTANCE

Waterproof to 100 metres / 330 feet

MOVEMENT

Perpetual, mechanical chronograph, self-winding

CALIBRE

4130, Manufacture Rolex

PRECISION

-2/+2 sec/day, after casing

FUNCTIONS

Centre hour, minute and seconds hands, small seconds hand at 6 o'clock. Chronograph (centre hand) accurate to within 1/8 of a second, 30-minute counter at 3 o'clock and 12-hour counter at 9 o'clock. Stop seconds for precise time setting

OSCILLATOR

Paramagnetic blue Parachrom hairspring

WINDING

Bidirectional self-winding via Perpetual rotor

POWER RESERVE

Approximately 72 hours

BRACELET

Oyster, flat three-piece links

BRACELET MATERIAL

18 ct Everose gold

CLASP

Folding Oysterlock safety clasp with Easylink 5 mm comfort extension link