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Gustave Sandoz 18ct gold open face pocket watch

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

circa 1900

This open-face pocket watch by Gustave Sandoz dates to circa 1900 and is housed in an 18ct gold case measuring 49 mm including the winding crown and bow. According to Bonhams, the reverse features an Art Nouveau floral whiplash design executed in high relief and sunken setting.

The auction house reports that the interior houses a frosted gilt cylinder movement with a blued steel balance spring and a cut and compensated balance. The source also documents an enamel dial displaying Roman numerals, outer red five-minute markers, and plain hands, behind a hinged cuvette inscribed with the maker's Paris address.

Evidence at a glance

Linked sources
1
Photograph views
1
Catalogue references
0

Counts describe this entry’s documentation, not authenticity, rarity or completeness. Photographs may show one specimen; check each caption and licence.

Technical characteristics

Type
Open-face pocket watch
Case Material
18ct gold
Movement Type
Frosted gilt cylinder movement
Place recorded
France
Case Dimensions
49mm including winding crown and bow
Dial Description
Enamel dial with Roman numerals and red outer five-minute divisions
Cuvette Inscription
Gustave Sandoz, Horloger de la Marine, Palais Royal 10 Rue Royal, Paris, No.11065
Maker / attribution
Gustave Sandoz

Design

Visible features
• Case back decorated with stylized floral motifs, budding clusters, and curving whiplash stems in relief against a recessed, textured ground. • Integrated monogram cartouche positioned near the top below the pendant neck. • Fluted winding crown with an oval-shaped suspension bow.
Cuvette Inscription and Dating
Bonhams records a hinged cuvette signed with the maker's name, maritime horologist title, address, and serial number: 'Gustave Sandoz, Horloger de la Marine, Palais Royal 10 Rue Royal, Paris, No.11065'. The piece is catalogued with an approximate date of circa 1900. Hallmarks, inner casemaker stamps, and movement engravings are not recorded in the source text or visible in the provided photo.
Case Design and Exterior Observation
The open-face pocket watch is housed in an 18ct gold case, catalogued with a measurement of 49 mm including the winding crown and bow. The reverse of the case is decorated with Art Nouveau floral whiplash relief and sunken setting. Direct visual observation reveals stylized floral motifs, budding clusters, and curving whiplash stems raised against a recessed, textured ground. Below the pendant neck, an integrated monogram cartouche is positioned near the top of the case back. The pendant is fitted with a fluted winding crown and an oval-shaped suspension bow.
Reported Dial and Movement Specifications
The auction catalogue describes the internal movement as a frosted gilt cylinder movement equipped with a blued steel balance spring and a cut and compensated balance. These mechanical components are not depicted in the available lot photo. The dial is catalogued as an enamel dial featuring Roman numerals, plain hands, and outer 5-minute divisions printed in red. As with the movement, visual confirmation is precluded by the single exterior rear photograph.

Identification

Serial number
11065
Source note
Facts transcribed from the linked source listing or collection record. Attribution and specifications are source-reported and have not been independently authenticated.

Catalogue references

No catalogue numbers recorded. Numbers are only published once transcribed from a verified edition of a standard catalogue — they are never inferred.

Research required

  • Research required: The dial and internal movement are catalogued by the source but are not visible in the provided image.
  • Research required: Internal hallmarks, movement numbering, and cuvette inscriptions are unverified by direct visual inspection.
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