CWC Royal Navy Diver 0552/6645-99-7573314, 1986

Dealer description — Craft & Tailored

Founded in 1972, Cabot Watch Company (CWC) was established with the goal of producing purpose-built military timepieces for the British Ministry of Defense. Over the following decades, the company became one of the MOD's principal suppliers, manufacturing wristwatches for a variety of British military branches and earning a reputation for rugged, no-nonsense tool watches designed for operational use. In 1980, CWC was awarded the contract to replace the legendary Rolex-issued Royal Navy Submariner, commonly referred to today as the "MilSub." The first generation of CWC Royal Navy divers featured an automatic movement, a dial inspired by the Omega Seamaster 300, and an acrylic bezel insert. In 1983, the specification evolved to a quartz movement, improving reliability and reducing maintenance while retaining the proven Monnin-style case design closely associated with the Heuer Ref. 844 and other professional dive watches of the era. Quartz Royal Navy divers remained in military service for nearly two decades before being gradually superseded by the CWC SBS diver in the early 2000s. Today, these issued Royal Navy watches are recognized as some of the most historically significant British military wristwatches of the modern era, combining authentic military provenance with relatively low production numbers and an unmistakably utilitarian aesthetic. The 1986 CWC Royal Navy Diver represents one of the rarest early military-issued quartz dive watches produced for the British Ministry of Defense, and the last to use an acrylic bezel. Designed as the successor to the Rolex-issued "MilSub," these watches were built with reliability and serviceability in mind, earning a place on the wrists of Royal Navy divers throughout the 1980s and into the early 2000s. Introduced as part of CWC's evolution from the earlier automatic Royal Navy diver, the 1986 specification features the updated CWC-signed dial with an enlarged circled "T," "QUARTZ" designation, and the dependable ETA 555.115 quartz movement housed inside the rugged M.R.P. SA-made Monnin-style case, a design shared with several iconic professional dive watches of the era, including the Heuer Ref. 844. What distinguishes the 1986 contract is its rarity. Research published by CWC Addict indicates that approximately 850 early quartz Royal Navy divers were produced between the 1983, 1985, and 1986 contracts, with only around 100 examples dating to 1986 . As these watches were gradually withdrawn from service and replaced by the CWC SBS diver in the early 2000s, comparatively few remained in circulation. Today, the early Royal Navy CWC divers occupy an important place in military watch collecting. Their direct connection to the British Ministry of Defense, limited production, and unmistakably utilitarian design have made them increasingly sought-after by collectors, with 1983, 1985, and 1986 examples among the most elusive of the entire Royal Navy quartz series. SPECS Stock # CWCRND86-1 Brand CWC Style Military Diver Model 0552/6645-99-7573314 Serial 82X/86 Size Men's Material Stainless Steel Dial Matte Black Millimeters 42 Strap Modern Phoenix Green Strap CASE & BRACELET The case remains in sharp, unpolished condition, exhibiting honest wear and patina consistent with military use and service. The fixed strap bars remain fully intact, showing no evidence of bending or damage. The watch is fitted with the correct bezel insert for the 1985–1986 production period, featuring the distinctive orange-yellow luminous numerals unique to these later early-contract examples. The screw-down caseback retains crisp, fully legible military issue markings, including the original NSN and issuance numbers. The watch comes supplied on a new green Phoenix NATO Strap. DIAL & HANDS The original matte black dial remains in excellent condition, free from any notable degradation or distracting marks. The tritium lume has aged to a pale green coloration, while the original handset has developed a slightly deeper yellow patina, a characteristic often observed on well-preserved examples from this period. When examined under UV, the tritium lume on the dial displays no evidence of repair or degradation, and the hands feature some superficial surface cracking and remain stable. ACCESSORIES