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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryArts, Culture & RecreationBeauty SalonsZurichNails and Coffee by Diana Sima
Nails and Coffee by Diana Sima Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of the company 'Nails and Coffee by Diana' is the provision of services in the field of beauty care, particularly nail design, nail care, eyelash and eyebrow lifting, as well as eyelash extensions. Additionally, the company offers beverages, such as coffee.

AI-generated
Offering

Products & services

Industry:Beauty Salons
✓ Offered3
Nail design
Nail design, manicure, natural nail care, nail modeling, Shellac and French nails.
Eyelash and eyebrow treatments
Eyelash and eyebrow lifting as well as eyelash extensions for a defined eye opening.
Manicure with paraffin bath
Manicure including a relaxing paraffin bath for the care of hands and nails.
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4.4/5

Nails and Coffee by Diana Sima

Trust & reputation

ranQ Trust Score of Nails and Coffee by Diana Sima: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Nails and Coffee by Diana Sima scores 95.4 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.94.024%
  • 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.99.010%
  • 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%
Nails and Coffee by Diana Sima scores 57.0 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.50.012%
  • 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%
Nails and Coffee by Diana Sima 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%
Nails and Coffee by Diana Sima scores 91.4 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 35.91.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Nails and Coffee by Diana Sima 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 48 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 48 reviews across all connected sources

Sources
GGoogle548
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Waffenplatzstrasse 54
8002 Zurich
Opening hours
Mon
10:00 - 19:00
Tue
10:00 - 19:00
Wed
10:00 - 19:00
Thu
10:00 - 19:00
Fri
10:00 - 19:00
Sat
10:00 - 19:00
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-376.691.165
Founded
2023 · 3 years
Last commercial register change
February 16, 2026
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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