- Reference
- 278240
- Model Case
- Oyster, 31 mm, Oystersteel
- Bezel
- Domed
- Water-Resistance
- Waterproof to 100 metres / 330 feet
- Movement
- Perpetual, mechanical, self-winding
- Calibre
- 2236, Manufacture Rolex
- Bracelet
- Jubilee, five-piece links
- Dial
- Bright blue
- Power Reserve
- Approximately 55 hours
- Certification
- Superlative Chronometer (COSC + Rolex certification after casing)