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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryIndustryWatch manufacturerLe LocleComadur SA
Comadur SA Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Comadur SA develops and manufactures components made from hard materials for the watch industry and industrial applications. Its products include synthetic sapphire and ruby components, technical ceramics, watch jewels, micro-bearings, nozzles and micro-magnets.

AI-generated
Offering

Products & services

Industry:Watch manufacturer
✓ Offered5
Sapphire Components
Sapphire components for watch and industrial applications, including crystals, dials, cases, bezels, nozzles, bearings, and surface treatments such as anti-reflective coatings and engraving.
Ceramic Components
Ceramic components based on alumina, zirconia, nitrides and carbides for watch and industrial applications, with technical parts, insulators, nozzles, bearings and multiple colours.
Watch Jewels
Watch jewels made from synthetic ruby for movements, with standard geometries and finishes, also used for industrial applications such as nozzles and bearings.
Micro-magnets
Micro-magnets made from rare-earth powder for stepper motors in quartz movements, produced through pressing, sintering, machining and polishing.
Metal Components
Metal components in nickel-free stainless steel for watch case parts and similar items, with a proprietary alloy, high hardness, corrosion resistance and various finishing options.
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4.1/5

Comadur SA

Trust & reputation

ranQ Trust Score of Comadur SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of November 2026

Comadur SA scores 58.3 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.49.424%
  • 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.55.910%
  • 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.88.08%
Comadur SA scores 98.5 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.96.07%
Comadur SA scores 86.7 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).86.722%
Comadur SA scores 43.4 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 35.60.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.26.74%
Qualifications+0.00

Comadur SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 3.6 out of 5 stars from 8 customer reviews. As of November 2026.

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

Reviews

Aggregated rating

Aggregated rating
3.6
of 5

Aggregated from 8 reviews across all connected sources

Sources
GGoogle3.68
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

September 11, 2025Media
Vor den Toren Thuns: Von der Fabrik zum modernen Stadtquartier
bernerzeitung.ch
June 22, 2017Media
Comadur wechselt Standort in Thun
bernerzeitung.ch

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Location

Le Col-des-Roches 33
2400 Le Locle
Opening hours
Mon
08:30 - 16:00
Tue
08:30 - 16:00
Wed
08:30 - 16:00
Thu
08:30 - 16:00
Fri
08:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.943.205
Founded
1989 · 37 years
Last commercial register change
September 15, 2026
Employees
101 to 500
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.95.03%
    • Full methodology

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