Antiquorum Auctioneers since 1974

Geneva, Nov 08, 2026

LOT 359

PIAGET, SWITZERLAND, RETAIL BY ASPREY, TWENTY-DOLLAR 1904 COIN WATCH, 18K YELLOW GOLD

CHF 3,000 - 5,000

HKD 28,600 - 47,700 / USD 3,700 - 6,100 / EUR 3,300 - 5,400 / JPY 580,000 - 960,000

TO BE SOLD WITHOUT RESERVE

Sold: CHF 7,560

A fine and rare, 18k yellow gold, manual wind Keyless pendant coin watch concealed within a US $20 gold coin dated 1904. The dial is revealed by pressing a concealed button integrated into the reeded edge of the coin.


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Grading System
Grade: AA

Very good

Case: 3

Good

Movement: 3-6*

Good

Slightly oxidized

Overhaul recommended, at buyer's expense

Dial: 3-01

Good

HANDS Original

Brand Piaget, Switzerland

Year Circa 1960

Movement No. 642442

Caliber 9P, rhodium-plated, fausses cotes decoration, 18 jewels, straight-line lever escapement, monometallic balance, self-compensating flat balance spring, shock absorber.

Diameter 35 mm.

Weight 36 gr.

Signature Dial, case and movement

Accessories Original box