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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryRetail & CommerceArt & Antique TradeZurichNumismatica Ars Classica NAC AG
Numismatica Ars Classica NAC AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Numismatica Ars Classica NAC AG is the trade and auctioning of coins, particularly ancient coins, as well as the publication of publications and catalogs in the field of numismatics. The company regularly organizes auctions, offers consulting services and is active in international numismatic networks.

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Products & services

Industry:Art & Antique Trade
✓ Offered5
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4.2/5

Numismatica Ars Classica NAC AG

Auctions
Auction sales of rare ancient, Greek, Roman, Byzantine, medieval, Renaissance and Italian coins; catalogues, realised prices and upcoming auctions in Zurich and Milan.
Advice and free coin appraisal
Non-binding and free coin evaluation with photo upload ; preliminary review and initial estimates for pieces that can be included in sales.
Private sale
Private sale of coins outside of the auction for consignors and sellers, as an alternative to auction sales.
After-sales services for buyers and consignors
Support after the sale for buyers and consignors, with separate post-sale offers for both parties.
Publications
Monographs and catalogues on coins and collections, including specialist publications such as Faces of Power and The RBW collection of Roman Republican coins.
Trust & reputation

ranQ Trust Score of Numismatica Ars Classica NAC AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 100% · As of October 2026

Numismatica Ars Classica NAC AG scores 65.2 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.62.124%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.68.910%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.70.08%
Numismatica Ars Classica NAC AG scores 89.3 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.100.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.70.07%
Numismatica Ars Classica NAC AG scores 86.7 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).86.722%
Numismatica Ars Classica NAC AG scores 60.0 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.100.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.20.04%
Qualifications+0.00

Numismatica Ars Classica NAC AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.2 out of 5 stars from 14 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.2
of 5

Aggregated from 14 reviews across all connected sources

Sources
GGoogle4.214
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Press

Media

November 5, 2025Media
In Zürich versteigert: 500 Goldmünzen aus dem Garten eines Sammlers
20min.ch
October 31, 2025Media
Er vergrub seinen Münzschatz im Garten – nun kommt dieser in Zürich unter den Hammer
tagesanzeiger.ch

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Location

Schipfe 2
8001 Zurich

At a glance

Legal form
Corporation
UID
CHE-106.432.427
Founded
1989 · 37 years
Last commercial register change
March 27, 2025
Employees
11 to 20
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.100.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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