Skip to content
The Encyclopedia of Horology

Pocket watch · Open-face repeating pocket watch

Simon Gallonier 18k gold openface pocket watch with verge escapement and repetition

Partially verified

This 18k gold openface repeating pocket watch is attributed by the auction house to Simon Gallonier of Nantes, dated to circa 1820. The white enamel dial is configured with Arabic numerals, blued steel hands, and a key-winding aperture located near the 9 o'clock index. According to the catalog, the yellow gold case carries Paris guarantee marks and bears number 16055. It houses a gilt movement with a verge escapement, chain and fusee, and a quarter-hourly striking repeating mechanism with three gong spirals released via the pendant.

Front view showing the enamel dial, Arabic numerals, blued steel hands, and repeating pendant
Front view showing the enamel dial, Arabic numerals, blued steel hands, and repeating pendant — Lempertz. Rights pending — permission not yet requested. Original source

Catalogue identity

Source
www.lempertz.com
Category
Pocket watch · Open-face repeating pocket watch
Maker / attribution
Simon Gallonier
Reference
Not recorded
Catalogue / lot identifier
264
Source-reported date
ca. 1820
Country
France
Source-reported serial
16055

Source-reported attribution and specifications are not independent authentication. A listing does not establish present ownership, current display, availability or permission to reproduce.

Object description

Dial and Exterior Description

The watch features a white enamel dial with Arabic numerals and blued steel hands. A key-winding aperture is positioned near the 9 o'clock numeral.

The timepiece measures 5.5 cm in diameter and has a recorded weight of 129.3 g.

Evidence for this section
  • “The enamel dial with arabic numerals and blued steel hands.”
  • “Diameter 5.5 cm. Weight 129.3 g.”

Movement and Repeating Mechanism

The watch contains a gilt movement with a verge escapement, chain, and fusee. It features a quarter-hourly musical striking mechanism that utilizes three gong spirals.

The repeating function is activated by pressing the pendant and includes an off-switch.

Evidence for this section
  • “Gilt movement with small verge escapement, chain and fusee, quarter-hourly musical striking (three gong spirals), loosed by pressing the pendant with off switch.”

Provenance and Markings

The timepiece is attributed to Simon Gallonier of Nantes (1785–1855). The interior cuvette is signed 'S. Gallonier à Nantes'. The case is marked with the number 16055.

The source documentation notes the presence of Paris gold guarantee marks corresponding to the 1838–1919 period, while separately citing an approximate date of circa 1820.

Evidence for this section
  • “Nantes, Simon Gallonier (Saint Herblain 1785 - Nantes 1855), ca. 1820”
  • “Cuvette signed "S. Gallonier à Nantes".”
  • “Paris gold guarantee 1838 - 1919, case no. 16055.”

Open research questions

  • How does the stated dating of ca. 1820 reconcile with the source-reported 1838–1919 Paris gold guarantee marks?
  • Does the serial number 16055 correspond to production records for Simon Gallonier?

Source evidence

Recorded claims and source quotations for Simon Gallonier 18k gold openface pocket watch with verge escapement and repetition
FieldSource-reported valueSource quotation
Maker attributionSimon Gallonier“Nantes, Simon Gallonier (Saint Herblain 1785 - Nantes 1855), ca. 1820”
Movement descriptionGilt movement with verge escapement, chain and fusee, quarter striking on three gongs“Gilt movement with small verge escapement, chain and fusee, quarter-hourly musical striking (three gong spirals), loosed by pressing the pendant with off switch.”
Case number16055“case no. 16055.”
Cuvette inscriptionS. Gallonier à Nantes“Cuvette signed "S. Gallonier à Nantes".”
Dimensions and weightDiameter 5.5 cm, weight 129.3 g“Diameter 5.5 cm. Weight 129.3 g.”
Auction Result1,984 EUR“Result: 1.984 € (incl. premium)”

Visible details

  • White enamel dial with Arabic numerals and open-tipped Breguet-style hands.
  • Winding aperture positioned adjacent to the 9 o'clock numeral.
  • Engine-turned or coin-edged milled bezel framing the crystal.
  • Gold pendant and bow assembly with an integrated repeater plunge push-piece.

Research qualifications

  • Movement and repeating gongs are not visible in the provided photograph.
  • Inner cuvette signature and Paris guarantee hallmarks are not visible in the supplied image.

Photograph identity and source facts were screened before import; rights clearance remains pending.

Consulted source

An 18k gold openface pocketwatch with verge escapement and repetition - Lot 264

Reviewed 2026-10-25 · Record af355604f6

Terms in this record

Glossary explanations for terms named in this object’s record.