Antiquorum Auctioneers since 1974

Geneva, Nov 08, 2026

LOT 284

UNSIGNED, SWITZERLAND, THE MONGOLFIERE, MADE FOR THE FRENCH MARKET TO PROMOTE MONTGOLFIER BROTHERS FIRST PUBLIC MANNED BALLOON FLIGHTS, THREE-COLOR GOLD WITH DIAMONDS AND COLORED STONES

CHF 2,800 - 4,700

HKD 26,500 - 44,200 / USD 3,400 - 5,700 / EUR 3,000 - 5,000 / JPY 540,000 - 890,000

TO BE SOLD WITHOUT RESERVE

Sold: CHF 3,276

A very fine and unusual, three-color gold with diamonds and colored stone, manual wind open-face, key-winding pocket watch with polychrome painted enamel scene depicting an early public manned balloon flight, with a launch apparatus on a circular platform beneath the balloon. White enamel dial with radial Roman numerals and outer Arabic five-minute numerals, winding aperture. Gold “Louis XV” hands.


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Grading System
Grade: AA

Very good

Case: 3-8

Good

Slightly scratched

Movement: 3*

Good

Overhaul recommended, at buyer's expense

Dial: 3-71-75-01

Good

ENAMEL AND VARIOUS TYPES OF DECORATION Hairlines

ENAMEL AND VARIOUS TYPES OF DECORATION Slightly restored soft enamel

HANDS Original

Brand Unsigned, Switzerland

Model THE MONGOLFIERE

Year Circa 1783

Caliber 31 mm., gilt full-plate, turned pillars, fusee barrel, verge escapement, pierced and engraved continental cock with brass capped polished steel end-piece, gilt three arm balance, flat hairspring, silver regulator dial

Diameter 40 mm.

Weight 47 gr.

Accessories Accompanied by the original box, small gold chain and gold watch key.