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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryRetail & CommerceOpticians & Eyewear RetailZurichPiazzitta Optik GmbH
Piazzitta Optik GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Piazzitta Optik GmbH is the manufacture and sale of glasses, contact lenses, children's glasses and sunglasses, as well as the provision of services in the field of eye optics, including visual training and consulting by trained opticians.

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Products & services

Industry:Opticians & Eyewear Retail
✓ Offered
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4.4/5

Piazzitta Optik GmbH

5
Eyeglasses
Eyeglass consultation and fitting, prescription glasses, selection of current designer collections, and in-house fabrication in the workshop.
Contact Lenses
Fitting of rigid, soft, monthly and daily lenses, advice, contact lens checks, and contact lens ordering.
Sunglasses and Sports Glasses
Sunglasses and sports glasses with or without prescription, glare-free vision, and 100% UV protection.
Children’s Glasses
Children’s glasses with child-friendly advice, a wide selection, and fitting experience for children’s eyes.
Optometric Training
Optometric training to strengthen perception and improve visual performance.
Trust & reputation

ranQ Trust Score of Piazzitta Optik GmbH: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Piazzitta Optik GmbH scores 86.9 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.87.124%
  • 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.85.610%
  • 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.88.08%
Piazzitta Optik 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%
Piazzitta Optik GmbH scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Piazzitta Optik GmbH scores 31.4 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Piazzitta Optik GmbH reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 28 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
4.9
of 5

Aggregated from 28 reviews across all connected sources

Sources
GGoogle4.928
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Albisriederstrasse 349
8047 Zurich
Opening hours
Mon
Closed
Tue
09:00 - 12:30, 13:30 - 18:30
Wed
09:00 - 12:30, 13:30 - 18:30
Thu
09:00 - 12:30, 13:30 - 18:30
Fri
09:00 - 12:30, 13:30 - 18:30
Sat
09:00 - 16:00
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-112.109.271
Founded
2004 · 22 years
Last commercial register change
March 6, 2014
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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