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SAMLING SILVERSMYCKEN, 14 dlr.

Unknown maker or artist · Jewelry · Stockholms Auktionsverk Helsingborg

Open auction lot
0
low priority

Acquisition position

Current all in cost

2210.0 SEK
Current bid or estimate1872.0 SEK
Modelled discount0.0%
Liquidity score88%

Potential market value

Specialist value interval

Not calculated
Value confidence0%
Comparable sales0

Evidence strength

15%
Identity confidence32%
Visual match0%
External references13

Market anomaly

0%
Information gap86%
Potential undervaluation0.0%

Risk profile

13%
Authenticity risk13%
Condition risk6%

Investigation rationale

Why this may be worth considering

  • Potential valuable component inside a group

Decision guardrails

What must be verified

  • category trap check: later replacement
  • missing maker
  • missing marks
  • missing metal
  • missing gemstones
  • missing weight
  • missing measurements

Visual laboratory

Add and compare research imagery

Object record

Known facts and missing information

ArtistMissing
MakerMissing
MediumMissing
MaterialsMissing
Dimensions? × ? × ? cm
WeightMissing g
YearMissing
EditionMissing
MarksMissing
ConditionBruks- och åldersrelaterat slitage.
ProvenanceMissing
Modeljewelry_specialist 2.0.0

Halsring, dekor med löv (1 löv avbrutet, medföljer). Ring med bärnsten, strl. 19,75 mm. Sophie By Sophie, 1 par örhängen 'Knot' Kordes & Lichtenfels, brosch. 5 halskedjor varav 3 med hängen. 2 fotogömmer. 2 armband. 830 och 925 silver. Samlad bruttovikt ca 185 gram.

Identity resolution

Artist and maker hypotheses

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

11 candidates
1 independent sources

Designed by Narcissa Niblack Thorne American, 1882-1966

Visual 0% · Name 86% · Marks 25% · Material 40%

33% combined confidence
1 independent sources

Designed by Jean-Julien Deltil Paris, France

Visual 0% · Name 86% · Marks 25% · Material 0%

27% combined confidence
1 independent sources

William Henry Jackson American, 1843–1942 Mark Klett American, born 1952 Gordon Bushaw American, active 1970s

Visual 0% · Name 39% · Marks 25% · Material 50%

26% combined confidence
1 independent sources

Ivan Albright (American, 1897–1983)

Visual 0% · Name 30% · Marks 25% · Material 40%

23% combined confidence
1 independent sources

Sigmar Polke German, 1941–2010

Visual 0% · Name 29% · Marks 25% · Material 40%

23% combined confidence
1 independent sources

Walter Gropius (American, born Germany, 1883–1969) and Various Artists

Visual 0% · Name 41% · Marks 25% · Material 0%

20% combined confidence
1 independent sources

Yoruba Kisi or Old Oyo, Oyo region, Nigeria Coastal West Africa

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

20% combined confidence
1 independent sources

Milton M. Schwartz American, 1925–2007

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

20% combined confidence
1 independent sources

Jules Bastien-Lepage

Visual 0% · Name 30% · Marks 25% · Material 0%

18% combined confidence
1 independent sources

Anders Zorn Swedish, 1860-1920

Visual 0% · Name 28% · Marks 25% · Material 0%

18% combined confidence
1 independent sources

Ellen Lanyon American, 1926-2013

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

17% 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

13 references
The Met Open Access

Joan of Arc

Jules Bastien-Lepage

0% similarityCC0 when isPublicDomain is true
Art Institute of Chicago

Twin Figures (Ere Ibeji)

Yoruba Kisi or Old Oyo, Oyo region, Nigeria Coastal West Africa

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

Higher Beings Command (Höhere Wesen befehlen)

Sigmar Polke German, 1941–2010

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

BAUHAUS. Zeitschrift für Gestaltung

Walter Gropius (American, born Germany, 1883–1969) and Various Artists

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

Scenic Wallpaper: The Battle of Heliopolis

Designed by Jean-Julien Deltil Paris, France

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

The Statesman - 21 Story Apartment Building: Structural Working Drawings, S1-S14

Milton M. Schwartz American, 1925–2007

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

The Statesman - 21 Story Apartment Building: Architectural Working Drawings, A1-A14

Milton M. Schwartz American, 1925–2007

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

Man with Horse

Anders Zorn Swedish, 1860-1920

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

Mountain of the Holy Cross in the Great National Range, Colorado

William Henry Jackson American, 1843–1942 Mark Klett American, born 1952 Gordon Bushaw American, active 1970s

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

Bauhaus. Zeitschrift für Gestaltung (Bauhaus: Magazine for design)

Walter Gropius (American, born Germany, 1883–1969) and Various Artists

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

81–14–87

Ellen Lanyon American, 1926-2013

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

E-14: English Drawing Room of the Victorian Period, 1840-70

Designed by Narcissa Niblack Thorne American, 1882-1966

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

Self-Portrait (No. 14)

Ivan Albright (American, 1897–1983)

0% similarityCheck object rights; API metadata is open

Comparable logic

Specialist model explanation

Comparable IDMatchPriceReasons

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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