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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryArts, Culture & RecreationBeauty SalonsSt. GallenDiamondNails Olga Wildt GmbH
DiamondNails Olga Wildt GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of the company "Diamond Nails" is the provision of nail care and design services, including gel nails, gel polish, nail design, nail modeling and foot care. Additionally, the company also offers training as a nail designer.

AI-generated
Offering

Products & services

Industry:Beauty Salons
✓ Offered4
Nail modeling
Nail modeling with stencil extensions, without extensions, as well as infills with French, colour or design; gel nails for well-groomed hands and feet.
Gel polish and gel pedicure
Gel polish and gel pedicure for feet, with long-lasting colours and a glossy finish; explicitly mentioned on the homepage as part of the offer.
Nail design
Individual nail design with French nails, classic, understated or trendy looks, as well as nail art and design according to your own ideas.
Nail design training
2-day nail design training with basic knowledge, an official certificate, access to specialist retailers and an affordable starter kit.
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4.4/5

DiamondNails Olga Wildt GmbH

Trust & reputation

ranQ Trust Score of DiamondNails Olga Wildt GmbH: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

DiamondNails Olga Wildt GmbH scores 88.9 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.89.724%
  • 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.81.910%
  • 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.95.08%
DiamondNails Olga Wildt GmbH scores 83.0 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%
DiamondNails Olga Wildt GmbH scores 85.0 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).85.022%
DiamondNails Olga Wildt GmbH scores 9.1 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 35.9.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

DiamondNails Olga Wildt GmbH reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 24 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 24 reviews across all connected sources

Sources
GGoogle524
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Haggenstrasse 3
9014 St. Gallen
Opening hours
Mon
09:00 - 17:00
Tue
09:00 - 17:00
Wed
09:00 - 17:00
Thu
09:00 - 17:00
Fri
09:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-116.138.515
Founded
2010 · 16 years
Last commercial register change
August 8, 2018
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.
88.0
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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