REFERENCE
126503
MODEL CASE
Oyster, 40 mm, Oystersteel and yellow gold
BEZEL
Fixed, with engraved tachymetric scale, in yellow gold
WATER-RESISTANCE
Waterproof to 100 metres / 330 feet
MOVEMENT
Perpetual, mechanical chronograph, self-winding
CALIBRE
4131, manufacture Rolex
POWER RESERVE
Approximately 72 hours
BRACELET
Oyster, three-piece solid links
DIAL
White
CERTIFICATION
Superlative Chronometer (COSC + Rolex certification after casing)