Important Modern & Vintage Timepieces

Monaco, Jul 21, 2021

LOT 42

Zenith for EFAP
8-day going steering-wheel watch, black dial; oxidised metal

EUR 500 - 900

USD 600 - 1,100 / HKD 4,700 - 8,300

Oxidised metal, open-face, keyless-winding, round-shaped, watch to be incorporated in the steering-wheel of a bus or car, with winding (anti clock-wise) and setting bezel; black colour dial with luminescent suspended Arabic numerals, subsidiary seconds at 6 and one horological complication:
• 8-day power-reserve indication (aperture at 12 o’clock)

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Grading System
Grade: AA

Very good

Case: 3-8


Slightly scratched

Movement: 3*


Overhaul recommended, at buyer's expense

Dial: 3-01


HANDS Original

Brand Zenith, Le Locle

Model made for EFAP, Eigenheer Fabrique d’Appareils de Précision, Corcelles (Neuchatel)

Year circa 1950-1960

Case No. 30 645

Diameter 107.1 mm, 94.9 mm. (bezel)

Caliber lever escapement

Signature dial and movement


EFAP, Eigenheer Fabrique d’Appareils de Précision, Corcelles (Neuchâtel)
The Fabrique d’Appareils de Précision et compteurs (precision instruments and counters manufactory) Emile Eigenheer (EFAP) is located in Corcelles, near Neuchâtel, at 1, place de la Gare. Until the mid-1950s, it supplied automobile accessories, watches and other odometers, in particular clocks mounted on the steering-wheels of Swiss post buses; the movements were supplied by the Zenith factory in Le Locle. Its logo “EFAP” is a registered trademark in Switzerland.


*a 20% import VAT is due on the hammer price with buyer's premium, plus 150€ for termination of temporary export, at buyer's expense, only if it is delivered within the EU