Antiquorum Auctioneers since 1974

Geneva, May 10, 2026

LOT 317

BOURDIN, SWITZERLAND, FOUR HAMMER & FOUR GONG GRANDE & PETITE SONNERIE INDEPENDENT MINUTE-REPEATING THREE-TRAIN CLOCKWATCH, 18K YELLOW GOLD

CHF 10,000 - 20,000

HKD 100,000 - 200,000 / USD 12,700 - 25,400 / EUR 10,900 - 21,700 / JPY 2,020,000 - 4,040,000

TO BE SOLD WITHOUT RESERVE

Sold: CHF 22,500

An extremely fine and rare, large, heavy 18k gold, manual wind half-hunting cased, Key-wound Clockwatch. Three-train Grande and Petite Sonnerie striking with independent slide-activated minute repeating, employing a total of four gongs and four hammers—two for the striking and two for the repeating functions. The polished case, bearing the master mark “EM”, features a hinged and sprung front cover with radial royal-blue champlevé enamel Roman numerals and inner minute divisions surrounding a glazed aperture. The back cover is decorated with a royal-blue champlevé enamel mirrored monogram “LL” within foliate scrolls. Hinged gold cuvette. White enamel dial with radial Roman numerals, outer minute track and red Arabic five-minute numerals, subsidiary seconds at 9 o’clock with red Arabic ten-minute numerals. Blued-steel double spade hands.


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Grading System
Grade: AAA

Excellent
Case: 2

Very good
Movement: 3*

Good

Overhaul recommended, at buyer's expense
Dial: 2-01

Very good

HANDS Original

Brand Bourdin, Switzerland

Year Circa 1870

Case No. 6008

Caliber 43 mm., mate gilt, standing barrels for the going and striking trains, repeating barrel wound by the slide on the band, 37 jewels, lateral lever escapement with banking by two pins, cut bimetallic compensation balance with gold meantime and temperature adjustment screws, blued steel Breguet balance spring with overcoil, index regulator, striking with two hammers on two gongs and repeating with two further hammers on two further gongs.

Diameter 54 mm.

Weight 175 gr.

Signature Cuvette signed Repassée par Bourdin.