- Gender
Men
- Model Size
40 mm
- Material
18 ct white gold
- Dial
Slate
- Collection
Day-Date
- Reference
228239
- Bezel
Fluted
- Water-Resistance
Waterproof to 100 metres / 330 feet
- Movement
mechanical, Perpetual, self-winding
- Caliber
3255, Manufacture Rolex
- Power Reserve
Approximately 70 hours
- Bracelet
President, semi-circular three-piece links
- Certification
Superlative Chronometer (COSC + Rolex certification after casing)
- Simple Material
Gold
- Spec Oyster Architecture
Monobloc middle case, screw-down case back and winding crown
- Winding Crown
Screw-down, Twinlock double waterproofness system
- Crystal
Cyclops lens over the date, Scratch-resistant sapphire
- Precision
-2/+2 sec/day, after casing
- Oscillator
Paramagnetic blue Parachrom hairspring. High-performance Paraflex shock absorbers
- Escapement
Chronergy with optimized energy efficiency
- Winding
Bidirectional self-winding via Perpetual rotor
- Clasp
Concealed folding Crownclasp
- Details
Highly legible Chromalight display with long-lasting blue luminescence
- Size
Large size
- Dial Color
Dark dial
- Bracelet Material
18 ct white gold
- Background-color
Silver