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