Viking FinTech Trading LLC

CoinCheck Vision — Public Reference Catalogue

A curated sample of calibrated entries from the CoinCheck Vision visual screening database. Each entry represents a photographically verified product with confirmed obverse and reverse reference images, calibrated metadata, and OCR legend cross-references.

Limitation: Reference images and metadata are provided for screening and identification purposes only. CoinCheck Vision is not authentication, grading, appraisal, assay, or valuation. Visual match confidence does not prove metal content, weight, or genuineness. Physical testing by qualified professionals is required before any purchase or sale decision. Full disclaimer.


Bullion Coins — Gold

American Gold Eagle — 1 Troy Oz

Issuer: United States Mint
Authorized: Gold Bullion Coin Act of 1985
First Issued: 1986 — present

American Gold Eagle 1 oz — Obverse (Augustus Saint-Gaudens Liberty design)
Obverse — Walking Liberty
American Gold Eagle 1 oz — Reverse (Family of Eagles design by Miley Busiek)
Reverse — Family of Eagles
Specification Value
Metal Gold
Purity 22k / .9167 fine
Gold Content 1.000 troy oz
Gross Weight 33.931 g
Diameter 32.7 mm
Thickness 2.87 mm
Face Value $50 USD
Production 1986 – present
Numista ID 23134

Legend text (OCR cross-reference): LIBERTY · IN GOD WE TRUST · UNITED STATES OF AMERICA · E PLURIBUS UNUM

CoinCheck Vision coverage:

Signal Status
Obverse reference image Calibrated
Reverse reference image Calibrated
Numista metadata Enriched
OCR legend cross-check Active
PCGS data link Available

Screening note: The American Gold Eagle uses a 22k alloy (91.67% gold, 3% silver, 5.33% copper) — not .9999 fine. Weight-based testing will confirm gross weight at 33.931 g; fire assay required to confirm fineness. Visual match identifies design family only.


Bullion Coins — Silver

American Silver Eagle — 1 Troy Oz

Issuer: United States Mint
Authorized: Liberty Coin Act of 1985
First Issued: 1986 — present

American Silver Eagle 1 oz — Obverse (Walking Liberty design by Adolph A. Weinman)
Obverse — Walking Liberty
American Silver Eagle 1 oz — Reverse (Heraldic Eagle design by John Mercanti)
Reverse — Heraldic Eagle
Specification Value
Metal Silver
Purity .999 fine
Silver Content 1.000 troy oz
Gross Weight 31.103 g
Diameter 40.6 mm
Thickness 2.98 mm
Face Value $1 USD
Production 1986 – present
Numista ID 1493

Legend text (OCR cross-reference): LIBERTY · IN GOD WE TRUST · UNITED STATES OF AMERICA · 1 OZ. FINE SILVER~ONE DOLLAR · E PLURIBUS UNUM

CoinCheck Vision coverage:

Signal Status
Obverse reference image Calibrated
Reverse reference image Calibrated
Numista metadata Enriched
OCR legend cross-check Active
PCGS data link Available

Screening note: The American Silver Eagle is struck in .999 fine silver. The obverse reproduces Adolph Weinman's Walking Liberty design (first used on the 1916 Walking Liberty Half Dollar). The reverse heraldic eagle was designed by John Mercanti. CoinCheck Vision cross-checks the "1 OZ. FINE SILVER~ONE DOLLAR" reverse legend as an additional match signal.


About This Catalogue

The CoinCheck Vision reference database currently covers 987 calibrated product entries across 16 categories — bullion coins, numismatic collector coins, ancient coins (Greek, Roman, Byzantine, Islamic), gold and silver bars, banknotes, error coins, fractional bullion, and world coins.

The public catalogue shows a representative sample. Full database access is available to pilot program participants.

Statistic Value
Total reference products 987
Products with calibrated images 565+
Supported image formats 8 (JPEG, PNG, TIFF, HEIC, WebP, MPO, DNG, AVIF)
Reference image source Numista (licensed), PCGS, house photography

Learn more about CoinCheck Vision
Enquire about a pilot evaluation


Reference images sourced from Numista under applicable terms. Metadata calibrated to numismatic scholarship. Copyright © 2026 Viking FinTech Trading LLC. All rights reserved.