Important Modern & Vintage Timepieces...

Hong Kong, Dec 05, 2021

LOT 28

Pocket watch, dead independent seconds, date, day, two-time zone, thermometer, made for the Turkish market; 18K yellow gold

HKD 20,000 - 40,000

EUR 2,300 - 4,500 / CHF 2,400 - 4,800 / USD 2,600 - 5,200

Sold: HKD 81,250

18K yellow gold, open-face, keyless-winding, round-shaped, pocket watch, with five horological complications:
· Dead independent seconds (exterior graduation with central hand; activated by the rectangular push-piece located on the case-band, at 10:30)
· Two barrels with differential gears and bidirectional-winding inspired by Sylvain Mairet’s (1805-1890) works (1850 / 1855)
· Date of the month (subsidiary dial at 12 o’clock)
· Day of the week (subsidiary dial at 12 o’clock; indications given in French)
· Hours and minutes of a second time zone, known as doubletour d’heures(subsidiary dial at 3 o’clock, time-setting by push-pin at 1 o’clock)
· Metallic thermometer according to the Celsius scale(half-circle graduation at 6 o’clock with “Chaud” / “Froid” indications (“Hot” and “Cold in French); not considered as a horological complication)
Case-back polished.
White enamel dial with radial Roman numerals (subsidiary dial at 9 o’clock) and Turkish numerals (subsidiary dial at 3 o’clock); blued steel “Spade” and “Fleur-de-Lys” hands.
Movement 19’’’, rhodium-plated, two going barrels, gold double-train of wheels, straight-line equilibrated ??? lever escapement, cut bimetallic compensated balance with gold poising screws and blued steel hairspring with terminal curve, polished-steel index-regulator; dead independent seconds work mounted under the dial.

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Image Image

Grading System
Grade: AAA


Case: 3


Movement: 3*


Overhaul recommended, at buyer's expense

Dial: 3-8-13-01


Slightly scratched

Slightly damaged

HANDS Original

Brand Unsigned, Switzerland (probably Vallée de Joux)

Model made for the Turkish market; retailed by Kabata or Labate (?), probably Ottoman Empire

Year Circa 1890

Case No. Unnumbered (by “J A N”)

Diameter 53.5 mm

Caliber 19/20’’’, straight-line lever escapement

Signature Movement (in Arabic letters by the retailer)


The movement of this quality watch was probably made in the Vallée de Joux, in a workshop of the level of those of:
· Louis-Elisée Piguet (1836-1924), Le Brassus (Vallée de Joux).
· Emile-Victorin Piguet (1850-1937), Le Sentier (Vallée de Joux).