The ETA 2782 is a vintage Swiss automatic watch movement produced by ETA SA, renowned for its reliability in mid-20th-century timepieces.
Key Specifications
Introduced in the 1960s or early 1970s, the ETA 2782 features a central rotor for self-winding, a sweep seconds hand, and quickset date at 3 o’clock. It typically includes 25 jewels, Incabloc shock protection, and optional hacking (seconds hand stops when crowning for setting). Beat rate stands at 21,600 vph (3 Hz), with a power reserve around 38-42 hours.
Dimensions: 11.5 lignes (25.6mm diameter), 4.6mm thick.
Functions: Hours, minutes, central sweeping seconds, date.
Winding: Bi-directional automatic rotor; hand-windable.
Lift angle: Approximately 52 degrees.
Design and Variants
This movement belongs to ETA’s 2700 series, emphasizing economy and robustness for everyday watches. Variants like the 2783 may add day-date, but the base 2782 prioritizes simplicity. It shares architectural traits with the 2800 family (e.g., 2824), including dial feet positions for easy swapping.
Usage in Watches
Found in brands like Titoni Airmaster, OLMA, and Alpina, often in gold cases from the 1960s. Collectors value it for serviceability during full restorations, with parts like calendar wheels and motion works commonly addressed.
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Watch Parts Enquiry
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Stem, Crown, Hands & Spares might be available for this movement.
Email us for rate and availability: [email protected]
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