Important Collectors’ Wristwatches, P...

Geneva, Mandarin Oriental Hotel Du Rhône, Oct 15, 2006

LOT 105

?All No. 15? Zenith, Le Locle, made circa 1990. A lot of four fine 18K gold gentleman`s wristwatches from limited editions, comprising an ?El Primero, Chronomètre? with round button chronograph, registers and date, No 15/500, and three chronometers with subsidiary seconds dials, No 15/300.

The ?El Primero?, case number 30.1250.400:
C. Three-body, solid, stepped bezel, concave lugs, sapphire crystal. D. White enamel dial with applied gold dart and dot indexes and Roman 12, subsidiary dials for seconds, 30-minute and 12-hour registers, date aperture between four and five, outer black tachometer scale. Yellow gold ?bâton? hands. M. Cal. 400, rhodium-plated, 31 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, micrometer regulator. Diam. 40 mm. Thickness 12 mm.

The three Zenith chronometers:
C. Three-body, solid, inclined bezel, concave lugs, sapphire crystal. D. One with matte silver and applied Arabic and dagger indexes. The other two with white enamel with either applied Roman indexes or applied gold dagger and Arabic indexes, subsidiary dials for the seconds. Yellow gold ?bâton? hands. M. Cal. 2541, rhodium-plated, 17 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, micrometer regulator. Dial case and movement signed. Diam. 36 mm. Thickness 8.5 mm.