Oyster, 40 mm, white gold
Monobloc middle case, screw-down case back and winding crown
40 mm
18 ct white gold
Fixed, with engraved tachymetric scale, in 18 ct white gold
Screw-down, Triplock triple waterproofness system
Scratch-resistant sapphire
Waterproof to 100 metres / 330 feet
Perpetual, mechanical chronograph, self-winding
4131, manufacture Rolex
-2/+2 sec/day, after casing
Paramagnetic blue Parachrom hairspring. High-performance Paraflex shock absorbers
Bidirectional self-winding via Perpetual rotor
Approximately 72 hours
Oyster, three-piece solid links
18 ct white gold
Folding Oysterlock safety clasp with Easylink 5 mm comfort extension link