watches : Some Jaquet-Droz watches, pre SWATCH : Jaquet-Droz, Perpetual Calendar-Chronograph, No. 814, Ref. 2335. Produced in 2001, sold on May 30, 2001. To date, only approximately 20 examples of this chronograph have been produced. d. Very fine and rare, 18K yellow gold gentleman's wristwatch with round button chronograph, register, perpetual calendar with leap year indication and moon phases, and an 18K yellow gold Jaquet-Droz buckle. Accompanied by a certificate.1

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Jaquet-Droz, "Tourbillon", No. 688, Ref. 4125. Produced in 2001, sold on May 30, 2001. To date, only 5 examples of this tourbillon have been produced. Extremely fine and rare, 18K yellow gold gentleman's wristwatch with one-minute visible tourbillon regulator, double date and an 18K yellow gold Jaquet-Droz buckle. Accompanied by a certificate.1

Jaquet-Droz, 'The Writer'.Automaton, One of Three Pieces Produced, 1997.1

C. three-body, solid, polished, transparent case back, fluted band repeating the buckle decoration, rounded bezel, curved lugs. D. white enamel with painted radial Roman numerals, auxiliary dials for the seconds and the 30 minute register in red Arabic numerals, for the days of the month, of the week and the months in blue painted Arabic numerals, outer second scale in red, sector for the age of the moon in blue, aperture for the moon phases and the leap year. "Métropole" blued steel hands M. 1''', rhodium-plated, 21 jewels, straight line lever escapement, monometallic balance, 5 adjustments, shock-absorber, self-compensating Breguet balance-spring.Dial, case and movement signed.Diam. 37 mm. Not sold on 6-14-2003($15,500 USD - $20,000)

Jaquet-Droz, "Tourbillon", No. 688, Ref. 4125. Produced in 2001, sold on May 30, 2001. To date, only 5 examples of this tourbillon have been produced. Extremely fine and rare, 18K yellow gold gentleman's wristwatch with one-minute visible tourbillon regulator, double date and an 18K yellow gold Jaquet-Droz buckle. Accompanied by a certificate.1

Jaquet-Droz, 'The Writer'.Automaton, One of Three Pieces Produced, 1997.1

Sources:

  1. Antiquorum, via search engine http://www.antiquorum.com
  2. eBay #8932147486 sold on 05-08-06 for £41, http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=8932147486
  3. For Sale add on thePurists on 05-12-2006, sold for $975. http://www.thepurists.com
  4. Personal collection of cme2c (Jeff Geisert), offered for sale on http://www.timezone.com for $2900 on 06-17-2006
  5. Personal collection of Larry Seiden
  6. The European Watch Company in Boston
Album created by album from David Ljung's Marginal Hacks Mon Oct 1 16:10:55 2012