A striking and increasingly hard-to-find British-made Smiths De Luxe A420, often nicknamed the “Engineers” model by collectors due to its anti-magnetic construction and technical, instrument-like dial design. This example has just been professionally serviced, fitted with a brand new crystal, and is running strongly with excellent timekeeping. The watch has a very distinctive mid-century aesthetic that feels closely aligned with early scientific and engineering watches from Rolex, IWC and Omega. In particular, the anti-magnetic caseback and clean technical dial invite obvious comparison to early Rolex Milgauss references, albeit in a much rarer and far more understated British form. This is not a common Smiths. The combination of: * black sector-style dial, * 24-hour inner track, * crosshair layout, * sub seconds, * anti-magnetic case construction, * and gilt handset makes this one of the more sophisticated and collectible post-war Smiths designs. The watch wears beautifully on a new tan leather strap which complements the warm gilt case tones perfectly. Summary * Smiths De Luxe A420 “Engineers” * Made in England * Circa early-mid 1960s * Manual wind movement * Recently serviced * Excellent timekeeping * New acrylic crystal fitted * Rare anti-magnetic case * Original black technical dial * New leather strap * Approx. 35mm excluding crown * Ready to wear Movement and timekeeping The manual wind Smiths movement has recently been serviced and is currently running excellently with strong amplitude and reliable timekeeping. Smiths movements from this period are respected for their robust engineering and were part of Britain’s final era of serious domestic watch manufacturing before the industry contracted under Swiss and later Japanese competition. The watch winds smoothly, sets correctly and runs strongly. Case and crystal Gold-plated case in honest vintage condition with light wear and some age-related marks consistent with use over more than 60 years. Importantly, the overall geometry of the case remains attractive and unpolished-looking, retaining the sharp utilitarian character that suits this model. The caseback is correctly signed: “WATERPROOF” and “ANTI-MAGNETIC” A brand new acrylic crystal has just been fitted and presents beautifully. Dial and hands This is the real highlight of the watch. The original black dial has a highly unusual technical design featuring: * crosshair layout, * recessed sub seconds, * concentric texturing, * applied hour markers, * and a 24-hour scale. The design has clear similarities to scientific and engineering watches of the era and gives the piece a very different feel from most Smiths dress watches. The gilt dauphine hands appear original and suit the watch perfectly. There is light ageing and minor wear to the dial consistent with originality and age, but the overall presentation is extremely strong and attractive. Strap Fitted on a brand new high-quality tan leather strap. Why collectors seek these out Smiths remains one of the most important names in British horology. The company famously supplied watches for the 1953 Everest expedition and produced some of the finest English wristwatches of the post-war period. More unusual technical models such as this A420 are becoming increasingly sought-after internationally, particularly among collectors looking for: * uncommon mid-century tool-adjacent watches, * early anti-magnetic designs, * black dial vintage pieces, * and alternatives to heavily priced Swiss equivalents. This watch has genuine collector appeal and stands apart from more common Smiths Empire or Everest models.