THIS OYSTER PERPETUAL COSMOGRAPH DAYTONA IN OYSTERSTEEL AND YELLOW GOLD, WITH A WHITE DIAL AND AN OYSTER BRACELET, FEATURES A
YELLOW GOLD BEZEL WITH ENGRAVED TACHYMETRIC SCALE.
Reference 116503
• #### MODEL CASE
• 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 yellow gold
BEZEL
Fixed, with engraved tachymetric scale, in yellow gold
WINDING CROWN
Screw-down, Triplock triple waterproofness system
CRYSTAL
Scratch-resistant sapphire
WATER RESISTANCE
Waterproof to 100 metres / 330 feet
• #### MOVEMENT
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
BRACELET
Oyster, flat three-piece links
BRACELET MATERIAL
Yellow Rolesor – combination of Oystersteel and yellow gold
CLASP
Folding Oysterlock safety clasp with Easylink 5 mm comfort extension link
• #### DIAL
DIAL
White
DETAILS
Dial with snailed small counters
• #### CERTIFICATION
CERTIFICATION
Superlative Chronometer (COSC + Rolex certification after casing)













