Luminox Sea Authorized Navy 4230 Series 45mm 4231.SET Watch

This steel watch features a 45mm diameter case with a screw-down steel caseback and screw-down crown. The case is made of black PVD approved for use by the Navy (ANU) and worn by elite maritime commandos.

The crystal is sapphire, with a black dial and white indexes and hands with luminous treatment. Night vision tubes (25-year battery life) are located around the dial. The black inner bezel and black outer bezel are particularly striking.

The strap is made of black rubber with a buckle closure and has an extra black textile strap.

The calendar is located at 4 o'clock.

The movement is quartz and has hour, minute and second functions.

It is submersible to 200m (20ATM).