57,500 CHF
"Royal Prince of the House of Nassau-Luxemburg" Vacheron & Constantin, Genève,”Chronomètre”, No. 417616, case No. 258527. Made in 1934. Very fine and extremely rare 18K gold keyless, hunting-cased, minute-repeating Art Deco pocket lever chronometer with split-second chronograph and 30-minute register and tachymeter. Accompanied by the original fitted box and the certificate of Authenticity. Five-body, “bassine”, front engraved with the coat of arms of the Saarbrucken family, polished back, hingedgold cuvette. silvered, painted Arabic and baton hours, minute divisions, outer fifth second timing scale,outermost tachymeter scale, minute register at 12, subsidiary seconds. Gold “epee” hands. Cal.RA 18’’’ 30/12,rhodium-plated, 41 jewels, straight line lever escapement, cut-bimetallic compensation balance with Breguetbalance spring, Vacheron & Constantin micrometric regulator (Patent No. 101652), repeating on gongs throughactivating slide in the band.Dial, case and movement signed.Diam. 52 mm. Notes This exceptional complicated pocket watch, of rare beauty, stands out for its high precision, it is a magnificent example of the horological mastery and technical perfection of Vacheron Constantin's master horologists. The more complicated a timepiece is, the more difficult it is to adjust, particularly as concerns complications such as a chronograph, split-seconds function, and/or a register. The additional wheelwork affects the timepiece's functioning, because of the amount
Auctioneer:
Antiquorum
Date:
2005-04-03
