Acquisition position
Unknown maker or artist · Clocks and watches · Garpenhus Auktioner
Acquisition position
Potential market value
Evidence strength
Market anomaly
Risk profile
Investigation rationale
Decision guardrails
Visual laboratory
Object record
Boett i stål, diameter: 40mm. Dag och datumvisare. Kal: ETA 2836-2. Originalbox med en katalog samt en bok om Tissots historia "The story of a watch company" medföljer. Mått på box 17x12x8,5 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 39% · Marks 25% · Material 40%
25% combined confidenceVisual 0% · Name 38% · Marks 25% · Material 40%
25% combined confidenceVisual 0% · Name 37% · Marks 25% · Material 40%
25% combined confidenceVisual 0% · Name 24% · Marks 25% · Material 40%
22% 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 ChicagoJames Tissot French, 1836-1902
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoJames Tissot French, 1836-1902
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoJames Tissot French, 1836-1902
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 ChicagoJames Tissot French, 1836-1902
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoJames Tissot French, 1836-1902
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoJames Tissot French, 1836-1902
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoJames Tissot French, 1836-1902
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoJames Tissot French, 1836-1902
0% similarityCheck object rights; API metadata is openArt Institute of ChicagoDiane Arbus American, 1923–1971
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.