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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryJewelry & Precious Metal ManufacturingWangen B. OltenGretz Schmuck schmückt
Gretz Schmuck schmückt Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company offers courses and workshops for the production of jewelry pieces, particularly for beginners and advanced learners. The core activity includes the implementation of jewelry courses, studio courses, weekend courses and private workshops, where participants learn to create their own jewelry pieces under the guidance of experienced goldsmiths.

AI-generated
Offering

Products & services

Industry:Jewelry & Precious Metal Manufacturing
✓ Offered6
Jewelry making courses for beginners
Basics of goldsmithing, making a simple ring or your first piece of jewellery, with course entry possible at any time.
Casting courses for beginners
Ring casting with Ossa-Sepia and sand casting for beginners, with courses on individual days or over two course days, material costs for silver not included.
Weekend courses
Jewelry making courses for beginners and advanced participants on weekends, each with two course days and different dates.
Weekend taster days
Single taster days on Saturday or Sunday to immerse yourself in the world of goldsmithing, with one course day.
Studio courses
Longer jewelry making courses to put your own jewellery ideas into practice, with several course days and courses for beginners and advanced participants.
Engagement and wedding ring making
Private or shared workshops following a personal consultation for custom making of engagement rings and wedding rings, including complex stone settings.
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Gretz Schmuck schmückt

Trust & reputation

ranQ Trust Score of Gretz Schmuck schmückt

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

Gretz Schmuck schmückt has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Gretz Schmuck schmückt scores 78.5 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.55.07%
Gretz Schmuck schmückt scores 83.3 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).83.322%
Gretz Schmuck schmückt scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

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

Knowledge

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Location

Holengrabenweg 27
4612 Wangen B. Olten

At a glance

Legal form
Sole proprietorship
UID
CHE-116.073.123
Founded
2010 · 16 years
Last commercial register change
September 20, 2024
Employees
1 to 10
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.
67.0
6%
  • 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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