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Ulysse Nardin Astrolabium Galileo Galilei ref. 910-22

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

Circa 1990

Maker / issuer

Ulysse Nardin

This Ulysse Nardin Astrolabium Galileo Galilei, reference 910-22, is an astronomical wristwatch with an 18K white gold case, an integrated white gold bracelet, and a contrasting yellow gold crown.

The auction house dates this piece to circa 1990 and records case number 002 with movement number 91.4.002. Measuring 40 mm across, it is fitted with an automatic calibre UN-97 movement with 33 jewels. The polished bezel displays black-enamelled alternating Roman and Arabic numerals. Its astrolabe dial presents overlapping celestial coordinates, astrological signs, and month indications, while the top and bottom bracelet attachments are engraved with 'ASTROLABIUM' and 'ULYSSE NARDIN' flanking a gold anchor motif.

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
Calendar & moon-phase watch
Calibre
cal. UN-97, 33 jewels
Material
18K white gold, yellow gold crown
Reference
910-22
Dimensions
40mm Diameter
Case Number
002
Place recorded
Switzerland
Movement Number
91.4.002
Maker / attribution
Ulysse Nardin

Design

Visible features
• Polished bezel engraved with alternating Roman and Arabic numerals filled with dark enamel. • Complex multi-layer astrolabe dial displaying astronomical coordinates, stars, zodiac constellations, and a peripheral month track. • Integrated brushed metal bracelet with 'ASTROLABIUM' engraved on the upper end and 'ULYSSE NARDIN' with an inset gold anchor plaque on the lower end. • Contrasting fluted yellow gold crown at the 3 o'clock position. • Central hands including blued steel and gilt pointers featuring sun and moon emblems.
Visual Observations
The 40 mm diameter case features a polished bezel engraved with alternating Roman and Arabic numerals. The crown at the 3 o'clock position is fluted and composed of yellow gold. The integrated bracelet includes engravings on the attachments: 'ASTROLABIUM' on the upper end and 'ULYSSE NARDIN' on the lower end, which also features an inset gold anchor motif.
Mechanism and Features
The watch is powered by an automatic calibre UN-97 movement, reported to contain 33 jewels. The movement is numbered 91.4.002. The model is described as part of the 'Trilogy of Time' series. The dial is designed to present astronomical indications, including sunrise/set, moonrise/set, moon phases, solar and lunar eclipses, and a star chart.
Identity and Provenance
This Ulysse Nardin Astrolabium Galileo Galilei, reference 910-22, is documented by the auction source as case number 002. The source estimates the production date as circa 1990. The timepiece is constructed of 18K white gold with an integrated bracelet and a contrasting yellow gold crown.

Identification

Reference
910-22
Serial number
002
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 movement and case back are not shown in the provided photograph.
  • Research required: Full bracelet circumference and clasp are not visible in the frame.
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