The Watch
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Non-luminous CWC pocket watches were strategically issued to the British Royal Navy across three distinct years 1977, 1994, and 1996. There was also a small batch produced for the Royal Australian Navy in 2004.
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While the initial 1977 contract was uniquely split between luminous and non-luminous variants, the subsequent 1994 and 1996 production runs were strictly non-luminous, leaving the dial and hands entirely free of glowing paint.
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The deliberate omission of luminous material was a critical tactical requirement for onboard use on nuclear submarines, where environment monitoring and strict light discipline were paramount. These watches were custom-tailored for submarine crews, radar operators, and darkroom technicians working in high-stakes settings where traditional radioactive Tritium paint could interfere with the vessel's sensitive radiation-detection equipment or ruin crucial night vision in total blackout conditions. By stripping the timepiece of all glowing compounds, the military ensured that personnel on nuclear submarines had a highly accurate, radiation-free, and distraction-free mechanical timing instrument that remained completely undetectable in pitch darkness.
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The Specs
Age: 1977
Movement: Manual wind with Sub Seconds.
Calibre: Unitas 6431 6445
Timekeeping: Good.
Service History: Unknown.
Dial: Original CWC Non Lume Mil Spec Dial.
Case: Stainless Steel.
Measurements: 51mm
Bezel: Solid.
Water Resistant?: No.
Hands: Original Non-luminous.
Crystal: Correct Original Crystal.
Crown: Correct Original unsigned Crown.
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Getting Acquainted
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Bits that stand out:
- This guy has been to the bottom of the Sea!
- Very hard to find.
- Lovely Condition.
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Nitty Gritty:
- One small Mark to the sub second dial.
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Overall the Non-Lum is in very nice Vintage condition.
The Dial is in lovely shape. There is one small mark.
Steel Case is in very good nick.
Caseback markings are very nice.
Original Crown.
Crystal in excellent condition.
Hands are in lovely shape.
