Description

Case:
Diameter: 40 mm.
Stainless steel.
Smooth bezel.
Monobloc middle case.
Screw-down case back and winding crown.
Twinlock double waterproofness system.
Waterproof to 100 metres / 330 feet.

Dial:
Black.
Scratch-resistant sapphire.
Highly legible Chromalight display with long-lasting blue luminescence.

Movement:
Perpetual mechanical self-winding.
Calibre 3230, manufacture Rolex.
-2/+2 sec/day, after casing precision.
Paramagnetic blue parachrom hairspring.
Bidirectional self-winding via perpetual rotor.
Power reserve of 70 hours.
31 jewels.
Frequency: 28.800 vibrations per hour.

Bracelet:
Stainless steel.
Oyster, flat three-piece links.
Folding oysterlock safety clasp with easylink 5 mm comfort extension link.