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DirectoryIndustryWatch manufacturerLes BrenetsGilbert Petit-Jean S.A.
Gilbert Petit-Jean S.A. Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Gilbert Petit-Jean S.A. is a watchmaking atelier that manufactures, finishes and assembles watch products. Its services include movement pre-assembly and assembly, casing, after-sales service and reconditioning, decorative finishing, and support with project development and industrialization.

AI-generated
Offering

Products & services

Industry:Watch manufacturer
✓ Offered3
Watchmaking
Balastage and pre-assembly, watch movement assembly, case fitting, after-sales service and reconditioning, packaging; plus cleaning, deburring, oiling, lubrication and quality control.
Project support
Technical support, joint development, analysis and optimisation of projects up to industrialisation; support from prototype to series production.
Beveling and decorations
Hand and micromotor filing, perlage, satin finishing, Côtes de Genève, circular Côtes de Genève, soleillage, rosettes and other decorative finishing.
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4.0/5

Gilbert Petit-Jean S.A.

Trust & reputation

ranQ Trust Score of Gilbert Petit-Jean S.A.: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 100% · As of November 2026

Gilbert Petit-Jean S.A. scores 58.5 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.65.024%
  • 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.49.510%
  • 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.50.08%
Gilbert Petit-Jean S.A. scores 89.3 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.70.07%
Gilbert Petit-Jean S.A. 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%
Gilbert Petit-Jean S.A. scores 20.7 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 35.31.44%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

Gilbert Petit-Jean S.A. reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.3 out of 5 stars from 6 customer reviews. As of November 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.3
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle4.36
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

October 30, 2015Media
Gilbert Petit-Jean va licencier 72 personnes
tdg.ch

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Location

Route de la Franche-Comté 9
2416 Les Brenets
Opening hours
Mon
07:30 - 17:30
Tue
07:30 - 17:30
Wed
07:30 - 17:30
Thu
07:30 - 17:30
Fri
07:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-100.991.059
Founded
1987 · 39 years
Last commercial register change
September 14, 2021
Employees
11 to 20
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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