Important Modern & Vintage Timepieces.

Geneva, Mar 21, 2020

LOT 26

VACHERON CONSTANTIN, POCKET CHRONOMETER, YELLOW GOLD

CHF 10,000 - 12,000

USD 10,400 - 12,500 / HKD 80,000 - 97,000

Very fine and large, 18K yellow gold, hunting-case, keyless-winding, round-shaped, Chronometer with Observatory Bulletin, pocket watch with subsidiary seconds at 6. Cover polished and engraved in taille-douce (fine cut) with the cypher "F C". The Extract from the Archives, dated November 10, 1994, mentioned that this watch was made in 1910 and sold in 1913. The watch was completed in 1910 and sold on September 13, 1912, to Mr. Censi. Hunting-cased pocket Chronometer with Bulletin de marche are extremely rare.


Grading System
Grade: AAA

Excellent

Case: 3

Good

Movement: 3*

Good

Overhaul recommended, at buyer's expense

Dial: 3-01

Good

HANDS Original

Brand Vacheron Constantin, Geneva

Model “Chronomètre”, with First Class Bulletin de marche from the Astronomical Observatory of Geneva (1910)

Year circa 1910

Numbers 219432

Caliber RA 20''' q AB Sav., lever escapement, Crausaz balance, index regulator with swan-neck spring and micrometric screw, adjusted by Charles Batifolier (1867-1924), Geneva no. 343603

Dimensions 58 mm.

Signature dial, case and movement

Accessories Extract from the Archives; copy of the Bulletin de marche of the Astronomical Observatory of Geneva (dated Avril 28, 1992)

Notes

Observatory
At the timing contest organised in 1910 at the Astronomical Observatory of Geneva, this Chronometer was awarded a First Class Bulletin. It was not ranked with 576 points on a possible total of 1000 (among the 102 chronometers with more than 600 marks).
The first obtained 866 points and the last classified 603 points.

Provenance

Provenance Antiquorum, Geneva, auction, November 13, 1994, The Art of Vacheron Constantin, lot 45, sold for the amount of CHF 13800.-