Acquisition position
Unknown maker or artist · Clocks and watches · Norrlands Auktionsverk
Acquisition position
Potential market value
Evidence strength
Market anomaly
Risk profile
Investigation rationale
Decision guardrails
Visual laboratory
Object record
Damur från Henry Moser & cie, Schweiz. Mått: 2,3 x 3,7 cm.
Identity resolution
Ranked from independent evidence. Confirmation or rejection becomes controlled training data.
Visual 0% · Name 86% · Marks 25% · Material 40%
33% combined confidenceVisual 0% · Name 86% · Marks 25% · Material 40%
33% combined confidenceVisual 0% · Name 86% · Marks 25% · Material 40%
33% combined confidenceVisual 0% · Name 46% · Marks 25% · Material 40%
26% combined confidenceVisual 0% · Name 42% · Marks 25% · Material 40%
25% combined confidenceVisual 0% · Name 39% · Marks 25% · Material 40%
25% combined confidenceVisual 0% · Name 39% · Marks 25% · Material 40%
25% combined confidenceVisual 0% · Name 39% · Marks 25% · Material 40%
25% combined confidenceVisual 0% · Name 34% · Marks 25% · Material 40%
24% combined confidenceClosed deal feedback
Enter the verified hammer price after the auction closes. Only verified outcomes become calibration data.
Learning guardrail
Global research evidence
Marked by Joseph Moser (born Bohemia [now Czech Republic], active Austria, 1715–1801) Vienna
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoDesigned by Koloman Moser (Austrian, 1868-1918) Made by Alfred Mayer, silversmith for the Wiener Werkstätte (Austrian, 1903-1932) Austria, Vienna
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoDesigned by Koloman Moser (Austrian, 1868–1918) Produced by the Wiener Werkstätte (Vienna, active 1903–1932) Vienna, Austria
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoPablo Picasso Spanish, active France, 1881–1973
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoDesigned by Koloman Moser (Austrian, 1868–1918) Produced by the Wiener Werkstätte (Vienna, active 1903–1932) Vienna, Austria
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoDesigned by Cholet Samuel (French, 1786-1874) after paintings by Jean Baptiste Mallet (French, 1759–1835) Manufactured by Favre-Petitpierre et Cie. (French, active c. 1815) France, Nantes
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoHenri Matisse French, 1869–1954
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoManufactured by Favre-Petitpierre et Cie. (French, 1802-1818) France, Nantes
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoDesigned by Koloman Moser (Austrian, 1868–1918) Produced by Johan Backhausen und Söhne (Austrian, founded 1849) Austria, Vienna
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoHenri Matisse French, 1869–1954
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoHenri Matisse French, 1869–1954
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoManufactured by Gorgerat Frères et Cie (French, 1783-1815) France, Nantes
0% similarityCheck object rights; API metadata is openComparable logic
| Comparable ID | Match | Price | Reasons |
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Automatic signature module
The local engine detects and isolates candidate regions, searches the trusted mark library and runs conservative signature forensics. Optional AI interprets unreadable regions and creates research queries without changing the forensic verdict.
The module runs during normal analysis when a local image is available.
Marks laboratory
110 independent methods generate cleanup variants, stroke and symbol descriptors, library matches, trust controls and conflict warnings.
Signature forensics
This does not declare a signature genuine. It measures fit against a multi-source reference set, confusing signers and natural variation.
Run mark matching first, then compare the questioned signature against a sufficiently broad trusted reference set.