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VAS OCH TRÅDARBETE.

Vas Och Trådarbete · Silver and metalware · Karlstad Hammarö Auktionsverk

Open auction lot
44
low priority

Acquisition position

Current all in cost

789.23 SEK
Current bid or estimate400.0 SEK
Modelled discount39.8%
Liquidity score84%

Potential market value

Specialist value interval

300 to 3000 SEK
Value confidence70%
Comparable sales30

Evidence strength

36%
Identity confidence27%
Visual match0%
External references12

Market anomaly

55%
Information gap67%
Potential undervaluation39.8%

Risk profile

8%
Authenticity risk8%
Condition risk6%

Investigation rationale

Why this may be worth considering

  • maker or artist identity supplied
  • auction estimate is materially below the specialist model
  • Estimate materially below specialist value
  • Weak catalogue discovery
  • very short catalogue title may reduce bidder discovery

Decision guardrails

What must be verified

  • missing hallmarks
  • missing fineness
  • missing weight
  • missing date_letter

Visual laboratory

Add and compare research imagery

Object record

Known facts and missing information

ArtistVas Och Trådarbete
MakerMissing
MediumMissing
MaterialsMissing
Dimensions? × ? × ? cm
WeightMissing g
YearMissing
EditionMissing
MarksMissing
ConditionSmärre ytsltage.
ProvenanceMissing
Modelsilver_metalware_specialist 2.0.0

Vas "Äng", Klong, Eva Schildt diameter 13 cm. Trådarbete Svenskt Tenn cirka 20 cm.

Identity resolution

Artist and maker hypotheses

Ranked from independent evidence. Confirmation or rejection becomes controlled training data.

7 candidates
1 independent sources

Craig Kauffman American, 1932–2010

Visual 0% · Name 47% · Marks 25% · Material 40%

26% combined confidence
1 independent sources

Barry Le Va (American, 1941-2021) printed and published by Edition Jacob Samuel, Santa Monica

Visual 0% · Name 40% · Marks 25% · Material 40%

25% combined confidence
1 independent sources

Barry Le Va American, 1941-2021

Visual 0% · Name 40% · Marks 25% · Material 40%

25% combined confidence
1 independent sources

Barbara S. Spitz American, born 1926

Visual 0% · Name 39% · Marks 25% · Material 40%

25% combined confidence
1 independent sources

Konstantin Grcic (German, born 1965) Manufactured by Serafino Zani (Italian, founded 1963)

Visual 0% · Name 38% · Marks 25% · Material 40%

25% combined confidence
1 independent sources

Honoré Victorin Daumier French, 1808-1879

Visual 0% · Name 36% · Marks 25% · Material 40%

25% combined confidence
1 independent sources

Horace Vernet (French, 1789-1863) printed by Francois Seraphin Delpech (French, 1778-1825)

Visual 0% · Name 35% · Marks 25% · Material 40%

24% combined confidence

Closed deal feedback

Teach the valuation model

Enter the verified hammer price after the auction closes. Only verified outcomes become calibration data.

Learning guardrail

Truth before training

  • Unverified AI output is stored as a hypothesis only.
  • One-source matches are confidence capped.
  • Rejected matches improve source and feature calibration.
  • At least five verified closed sales are required per category.

Global research evidence

Reference material found elsewhere

12 references
Art Institute of Chicago

Malbroug s'en va-t-en Guerre...

Honoré Victorin Daumier French, 1808-1879

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Grey Felt, Aluminum

Barry Le Va American, 1941-2021

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Le Mur s'en va (The wall goes away)

Craig Kauffman American, 1932–2010

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Je te vas descendre

Horace Vernet (French, 1789-1863) printed by Francois Seraphin Delpech (French, 1778-1825)

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Center Points and Lengths (Through Points of Tangency)

Barry Le Va American, 1941-2021

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Three Activities

Barry Le Va American, 1941-2021

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Black & Maroon Felt, Glass (Whitney Variations)

Barry Le Va American, 1941-2021

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Black & Maroon Felt, Glass (Whitney Variations)

Barry Le Va American, 1941-2021

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Studies

Barry Le Va American, 1941-2021

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Voltage

Barry Le Va (American, 1941-2021) printed and published by Edition Jacob Samuel, Santa Monica

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Heian Stones

Barbara S. Spitz American, born 1926

0% similarityCheck object rights; API metadata is open
Art Institute of Chicago

Passimi il Sale Tableware (Va Bene Cosi)

Konstantin Grcic (German, born 1965) Manufactured by Serafino Zani (Italian, founded 1963)

0% similarityCheck object rights; API metadata is open

Comparable logic

Specialist model explanation

Comparable IDMatchPriceReasons
1470258%3450.0 SEKidentity 74%, material 45%, size 62%, title 56%, hallmarks 45%, weight 62%
1194353%1500.0 SEKidentity 57%, material 45%, size 62%, title 56%, hallmarks 45%, weight 62%
2096552%5500.0 SEKidentity 56%, material 45%, size 62%, title 56%, hallmarks 45%, weight 62%
133950%300.0 SEKidentity 49%, material 45%, size 62%, title 49%, hallmarks 45%, weight 62%
1807950%300.0 SEKidentity 51%, material 45%, size 62%, title 29%, hallmarks 45%, weight 62%
1884149%300.0 SEKidentity 45%, material 45%, size 62%, title 56%, hallmarks 45%, weight 62%
1184049%3000.0 SEKidentity 45%, material 45%, size 62%, title 56%, hallmarks 45%, weight 62%
1356049%1000.0 SEKidentity 48%, material 45%, size 62%, title 36%, hallmarks 45%, weight 62%

Automatic signature module

Every artwork image is checked for signatures and marks

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.

Candidate regions0
Signature regions0
AI enrichmentLocal only
PipelineNot run

No automatic mark result yet

The module runs during normal analysis when a local image is available.

Marks laboratory

Isolate and identify signatures, hallmarks and maker marks

110 independent methods generate cleanup variants, stroke and symbol descriptors, library matches, trust controls and conflict warnings.

Open mark library

Match an unknown mark

Upload the tightest available crop. Include a little surrounding surface so the system can separate paint, engraving, glare and background.

Add a known reference

Signature forensics

Check consistency with known genuine variation

This does not declare a signature genuine. It measures fit against a multi-source reference set, confusing signers and natural variation.

No forensic check yet

Run mark matching first, then compare the questioned signature against a sufficiently broad trusted reference set.

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