Reference
126603
Model Case
Oyster, 43 mm, Oystersteel and yellow gold
Water-Resistance
Waterproof to 1,220 metres / 4,000 feet, helium escape valve
Bezel
Unidirectional rotatable 60-minute graduated, scratch-resistant Cerachrom insert in black ceramic, numerals and graduations coated in gold
Dial
Intense black
Bracelet
Oyster, three-piece solid links
Movement
Perpetual, mechanical, self-winding
Calibre
3235, Manufacture Rolex
Power Reserve
Approximately 70 hours
Certification
Superlative Chronometer (COSC + Rolex certification after casing)