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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryJewelry & Precious Metal ManufacturingPlan-Les-OuatesHarry Winston SA
Harry Winston SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Harry Winston is the manufacture and sale of luxury jewelry and watches, particularly those featuring diamonds and other precious stones. The company offers a wide range of products, including engagement and wedding rings, bracelets, earrings, necklaces, and watches, renowned for their exceptional quality, rarity, and exclusive designs.

AI-generated
Offering

Products & services

Industry:Jewelry & Precious Metal Manufacturing
✓ Offered6
High Jewelry
High jewelry collections with diamonds and precious gemstones, including New York, Winston Icons, The Incredibles, Majestic Escapes, Legacy and Talk to Me, Harry Winston.
Fine Jewelry
Fine jewelry in platinum or gold, including necklaces and pendants, rings, earrings, bracelets and charms, plus collections such as Forget-Me-Not, Sunflower and HW Logo.
Engagement and Bridal Jewelry
Engagement rings, wedding bands and bridal jewelry, complemented by the Bridal Guide, bridal catalog and personalized salon guidance.
Luxury Watches
Luxury watches and high-jewelry timepieces, including Ocean, Emerald, Avenue, Premier, Midnight, Moments and Histoire de Tourbillon & Opus.
Eyewear
Eyewear and sunglasses in Harry Winston design, including HW Logo, Winston Links and Winston Ocean, with salon appointments and client-care support.
Client Services and Salon Services
Appointment booking, assistance requests, product care, watch warranty, catalogs, salon locator and newsletter sign-up through the services pages.
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4.5/5

Harry Winston SA

Trust & reputation

ranQ Trust Score of Harry Winston SA: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

Harry Winston SA scores 80.6 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.76.124%
  • 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%
Harry Winston SA scores 92.3 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.82.07%
Harry Winston SA 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%
Harry Winston SA scores 100.0 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: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Harry Winston SA reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.6 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
4.6
of 5

Aggregated from 28 reviews across all connected sources

Sources
GGoogle4.628
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Chemin du Tourbillon 8
1228 Plan-Les-Ouates

At a glance

Legal form
Corporation
UID
CHE-103.161.976
Founded
1957 · 69 years
Last commercial register change
May 1, 2025
Employees
21 to 50
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.
100.0
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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