Model case
Oyster, 40 mm, yellow gold
Oyster architecture
Monobloc middle case, screw-down case back and winding crown
Diameter
40 mm
Material
18 kt yellow gold
Bezel
Black monobloc Cerachrom bezel in ceramic with moulded tachymetric scale
Winding crown
Screw-down, Triplock triple waterproofness system
Crystal
Scratch-resistant sapphire
Water resistance
Waterproof to 100 metres / 330 feet
Calibre
4131, manufacture Rolex
Precision
-2/+2 sec/day, after casing
Oscillator
Paramagnetic blue Parachrom hairspring. High-performance Paraflex shock absorbers
Winding
Bidirectional self-winding via Perpetual rotor
Power reserve
Approximately 72 hours
Bracelet
Oysterflex
Material
Flexible metal blades overmoulded with high-performance elastomer
Clasp
Folding Oysterlock safety clasp with Rolex Glidelock extension system
Dial
Golden and bright black
Details
Highly legible Chromalight display with long-lasting blue luminescence
Certification
Superlative Chronometer (COSC + Rolex certification after casing)
Shipping
15 days to North America, Europe and Asia
