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Important Modern & Vintage Timepieces

Hong Kong, May 10, 2020

LOT 109

Vacheron Constantin - Pocket watch, patented micrometric regulator; 18K pink gold

18K pink gold, open-face, keyless-winding, round-shaped, pocket watch, with subsidiary seconds at 6. Movement 18’’’, gilded brass, going barrel, straight-line equilibrated lever escapement, compensated balance with gold poising screws and blued steel hairspring with terminal curve, patented index regulator with micrometric screw.

Brand Vacheron Constantin, Geneva

Year circa 1900

Movement No. 322 548

Case No. 195 659

Material 18K pink gold

Diameter 49 mm.

Caliber 18’’’, lever escapement, patented index regulator

Signature dial, case and movement

Accessories contemporary 18K yellow gold chain (length 380 mm. approx.)

HKD 23,400 - 27,300

USD 3,000 - 3,500 / EUR 2,800 - 3,200 / CHF 3,000 - 3,500

Sold: HKD 15,000


Grading System
Grade: AA

Very good

Case: 3

Good

Movement: 3 *
Dial: 3-01

Good

HANDS Original


Notes

Movement based on the American invention patent No. 291 780, delivered on January 8, 1884, to Ernest-Jacques Roux and Louis-Uriel Fatio, Geneva, for a “watch regulator” (precision-regulating device for fast / slow by means of a micrometric screw).