Rolex Cosmograph Daytona Watch 40mm M116503

Description

ROLEX COSMOGRAPH DAYTONA Professional watches. Oyster, 40 mm, Oystersteel and yellow gold.

MODEL CASE
Oyster, 40 mm, Oystersteel and yellow gold

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

DIAMETER
40 mm

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

BEZEL
Fixed, with engraved tachymetric scale, in 18 ct yellow 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
Yellow Rolesor – combination of Oystersteel and 18 ct yellow gold

CLASP
Folding Oysterlock safety clasp with Easylink 5 mm comfort extension link