Citizen Cosmotron 7802 Electronic High-Beat Blue Stripe Dial JDM Watch 1973
Boldly expressive and technically avant-garde, this Citizen Cosmotron captures the experimental spirit of the early 1970s. As a transitional "hybrid" timepiece, it represents the bridge between mechanical tradition and the electronic age, utilizing an electro-mechanical movement that remains one of the most intriguing chapters in Japanese watchmaking.
The stainless steel case features an aggressive, space-age silhouette, accented by a gold-tone faceted bezel that frames a spectacular blue and silver striped gradient dial. The vertical banding creates dynamic visual depth as it catches the light, while the raised architectural markers and high-beat sweeping second hand provide a level of kinetic energy rarely seen in modern watches.
Powered by the high-frequency 7802 movement, the second hand vibrates at 36,000 beats per hour (10 Hz), delivering an exceptionally smooth sweep. This specific JDM (Japanese Domestic Market) edition features a unique "gravity-set" calendar complication, where the day and date are adjusted by pressing the crown while holding the watch in specific vertical orientations.
With its distinctive two-tone aesthetic and high-performance hybrid movement, this Cosmotron is more than a timepiece—it is a functional artifact of 1970s industrial design, built for the collector who values both mechanical complexity and mid-century modern style.
• Good vintage condition with characterful wear consistent with its 1973 production.
• Stainless steel case shows light surface scuffing and honest marks from decades of use.
• T.G.P. (Gold plated) bezel retains its geometric form with visible thinning of the plate ("brassing") on high edges.
• Striped gradient dial is in excellent condition, remaining vibrant with sharp printing and clean markers.
• Original crystal shows significant scratching and surface wear, preserved to maintain authenticity.
• Jubilee-style bracelet is original and functional with moderate vintage stretch.
• Electronic movement is functioning as expected at the time of listing; the 36,000 bph sweep is smooth