Model Case
Type
- Oyster, 40 mm, yellow gold
Diameter
- 40 mm
Material
- Yellow gold
Bezel
- Fixed, with engraved tachymetric scale, in 18 ct yellow gold
Oyster Architecture
- Monobloc middle case, screw-down case back and winding crown
Winding crown
- Screw-down, Twinlock double waterproofness system
Crystal
- Scratch-resistant sapphire, Cyclops lens over the date
Water Resistance
- Waterproof to 100 metres/ 330 feet
Movement
Type
- Perpetual, mechanical chronograph, self-winding
Calibre
- 4130, 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
Functions
- Centre hour and minute hands, small seconds hand at 6 o’clock. Chronograph via centre seconds hand, 30-minute counter at 3 o’clock and 12-hour counter at 9 o’clock. Stop seconds for exact time setting
Bracelet
Type
- Leather Strap
Bracelet Material
- Leather
Dial
Type
- White “Panda”
Details
- Highly legible Chromalight display with long-lasting blue luminescence
Case reference 116518