Only Online Auction

Geneva, Dec 08, 2022

LOT 129

Horological School of Besançon – Ecole Nationale d’Horlogerie de Besançon
Pocket watch, so-called “pièce école”; silver

CHF 200 - 400

EUR 250 - 450 / USD 250 - 450 / HKD 1,700 - 3,400

Sold: CHF 500

Silver, open-face, keyless-winding, round-shaped, pocket watch, with subsidiary seconds at 6, so-called “pièce école”.

Polished snap-on case-back.

White colour enamel dial, with suspended “Breguet” numerals; blued steel “Breguet” hands.

Movement 18’’’ ½, gilded brass, going barrel, straight-line lever escapement, cut bimetallic compensated balancewith gold poising screws and blued steel hairspring with terminal curve, polished steel index-regulator.

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Grading System
Grade: A


Case: 3-8


Slightly scratched

Movement: 3*


Overhaul recommended, at buyer's expense

Dial: 3-01


HANDS Original

Brand Horological School of Besançon, Besançon (France)

Model “pièce école”

Year circa 1935-1938

Movement No. unnumbered

Case No. 1 938 (by “L R”, probably Besançon)

Material silver

Diameter 51.9 mm.

Caliber 18’’’ ½, straight-line lever escapement, 17 jewels

Weight 88 gr. (approx.)

Signature dial


Inside the case-back is stamped the date “1938” and the name “R. Gautier”, the name of the student of the Besançon Horological School. With an etching needle, he engraved the words “Mouvement Ecole / Executé de ma main / de 1935 à 1938” (School movement, executed by my hand, from 1935 to 1938).