Important Modern & Vintage Timepieces

Geneva, Nov 11, 2012

LOT 587

GIRARD-PERREGAUX PINK GOLD CALENDAR & CHRONOGRAPH Girard-Perregaux, Chaux-de-Fonds, ?Chronographe Quantieme?, No. 100356. Made circa 1875. Fine and rare, keyless 18K pink gold pocket watch dual date ?digital? calendar and chronograph.

C. Four-body, "bassine et fi lets", polished, the back cover with applied foliate gold monogram JD, co-axial button in the crown for the start/stop and return-to-zero functions of the chronograph, button at 11 for hand-setting. Hinged gold cuvette engraved with the technical details within an engineturned and fl orally engraved border. D. White enamel with radial Roman numerals, outer minute track and 1/5th of a second chronograph divisions, subsidiary seconds dial, apertures for the days of the week and date. Rose-cut diamond-set pink gold hands. M. Cal. 19???, nickel plated, 21 jewels, counterpoised straightline lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, index regulator, visible chronograph work. Dial, case and cuvette signed. Diam. 54 mm.