Acquisition position
Unknown maker or artist · Clocks and watches · Skandia Auktion
Acquisition position
Potential market value
Evidence strength
Market anomaly
Risk profile
Investigation rationale
Decision guardrails
Visual laboratory
Object record
Urverket Valjoux 7750. Boettnr 8611001. Diameter ca 38 mm.
Identity resolution
Ranked from independent evidence. Confirmation or rejection becomes controlled training data.
Visual 0% · Name 42% · Marks 25% · Material 40%
26% combined confidenceVisual 0% · Name 41% · Marks 25% · Material 40%
25% combined confidenceVisual 0% · Name 36% · Marks 25% · Material 40%
25% combined confidenceVisual 0% · Name 35% · Marks 25% · Material 40%
24% combined confidenceVisual 0% · Name 35% · Marks 25% · Material 40%
24% combined confidenceVisual 0% · Name 35% · Marks 25% · Material 40%
24% combined confidenceVisual 0% · Name 34% · Marks 25% · Material 40%
24% combined confidenceVisual 0% · Name 33% · Marks 25% · Material 40%
24% combined confidenceVisual 0% · Name 29% · Marks 25% · Material 40%
23% combined confidenceClosed deal feedback
Enter the verified hammer price after the auction closes. Only verified outcomes become calibration data.
Learning guardrail
Global research evidence
Joan Miró Spanish, 1893–1983
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoWolfgang Paalen Austrian, 1905–1959
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoMax Ernst French, born Germany, 1891–1976
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoRodolphe Bresdin French, 1825-1885
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoDiane Arbus American, 1923–1971
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoHenri de Toulouse-Lautrec (French, 1864-1901) printed by Edward Ancort
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoRodolphe Bresdin French, 1825-1885
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoRodolphe Bresdin French, 1825-1885
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoPierre Bonnard French, 1867-1947
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoPierre Bonnard French, 1867-1947
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoEdouard Jean Vuillard French, 1868-1940
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoHenri de Toulouse-Lautrec (French, 1864-1901) printed by Edward Ancourt et Cie. (French)
0% similarityCheck object rights; API metadata is openComparable logic
| Comparable ID | Match | Price | Reasons |
|---|
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.