Antiquorum Auctioneers since 1974

Geneva, May 10, 2026

LOT 567

PATEK PHILIPPE, SWITZERLAND, REF. 734, DOME CLOCK, GIVEN TO THE FORMER ITALIAN PRESIDENT GIOVANNI GRONCHI (1887-1978), BRASS AND ENAMEL

CHF 60,000 - 100,000

HKD 600,000 - 1,000,000 / USD 76,000 - 128,000 / EUR 65,000 - 110,000 / JPY 12,100,000 - 20,160,000

Sold: CHF 125,000

A very fine, early and unique, brass and enamel solar cloisonne enamel dome clock


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Grading System
Grade: AAA

Excellent
Case: 3-6-8-25

Good

Slightly oxidized

Slightly scratched

Chipped
Movement: 2*

Very good

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

Very good

HANDS Original

Brand Patek Philippe, Switzerland

Model Dome clock

Reference 734

Year sold in April 1957

Movement No. 872601

Case No. 126

Caliber 17-250

Diameter 125 x 220

Weight approx 1kg

Signature case, dial and movement

Accessories extract from the archives, Patek Philippe overhaul dated 1995

Provenance

Property of the original Italian family

Biography

Rare gilded brass and cloisonné enamel table clock, specially commissioned by: The Swiss watch exhibitors, the Italian Watchmakers' Association and the Swiss Watchmaking Chamber. To be presented as a gift to: "To the President of the Republic - Giovanni GRONCHI", on the occasion of the inauguration of the XXXV Milan Trade Fair in 1957.