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Multi-dial brass and silvered astronomical compendium

ProbableCredible evidence exists but classification is not fully established.

Record status

Individual type · partial

Period

18th/19th century

This multi-dial astronomical compendium is constructed from brass and silvered metal, dated by the auction house to the 18th or 19th century. Built as a cylindrical tiered case decorated with an acid-etched pattern, it comprises five compartments holding eight dials in total.

The source reports that its dials display moon phases, high and low tides, a sundial, a compass, and astrological plates designed for horoscopes and fortune-telling regarding auspicious and inauspicious days. At its base, a cartouche features incised characters reading Masanori, which the catalog notes as probably the maker's name.

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
Astronomical compendium
Dimensions
Height 10.3 cm, diameter 8.9 cm
Place recorded
Japan
Case construction
Cylindrical tiered case decorated with an acid-etched pattern, consisting of five compartments
Maker inscription
Incised cartouche with characters Masanori on the base
Dials and functions
Eight dials displaying moon phases, tides, compass, sundial, and astrological plates
Maker / attribution
Masanori

Design

Visible features
• Circular brass sections with rope-twist bezel borders • Engraved silvered dial faces displaying kanji characters, tidal wave motifs, and a sun or moon disc • Acid-etched mottle-patterned exterior on brass cylindrical rims labeled with small number tags 4 and 5
Attribution and Dating
A cartouche on the base contains incised characters reading 'Masanori', which the source identifies as the probable name of the maker. The object is dated to the 18th or 19th century.
Construction and Exterior Decoration
The object is described as a cylindrical tiered case composed of five compartments. The exterior is finished with an acid-etched pattern. The construction includes circular brass sections featuring rope-twist borders on the bezels. Small numerical tags, specifically '4' and '5', are present on the brass cylindrical rims.
Dial Configuration and Functional Scope
The compendium contains eight dials total. The dials feature silvered metal surfaces engraved with kanji characters, tidal wave motifs, and depictions of a sun or moon disc. The instrument is reported to include functions for tracking moon phases, high and low tides, a compass, and a sundial. Additionally, it contains astrological plates intended for horoscopes and fortune-telling concerning auspicious and inauspicious days.

Identification

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: Maker attribution to Masanori is based on an incised cartouche described by the auction house as probably the maker's name.
  • Research required: Not all five compartments and eight dials are simultaneously visible in this single photograph.
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