Important Modern & Vintage Timepieces

Geneva, May 10, 2015

LOT 94

VACHERON, REF. 6378 AUTOMATIC YELLOW GOLD Vacheron & Constantin, Genève, "Automatic", movement No. 554617, case No. 396169, Ref. 6378. Made in the 1960s. Very fine and rare, center-seconds, self-winding, water-resistant, 18K yellow gold wristwatch with date. Accompanied by a fitted box.

Two-body, polished and brushed, inclined bezel and concave lugs, screwed down case back. Satine silver with applied faceted yellow gold baton indexes, outer minute/second divisions and gold-rimmed date aperture. Yellow gold dauphine hands. Cal. K1072, stamped twice with the Seal of Geneva Quality Mark, rhodium-plated, fausses cotes and oeil de perdrix decoration, 29 jewels, straight-line lever escapement, beryllium balance adjusted to heat, cold, isochronism and five positions, shock absorber, self compensating Breguet balance spring, swan-neck micrometer regulator, 18K gold rotor segment with ruby roller bearings.