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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryIndustryJewelry & Precious Metal ManufacturingGenevaLes Eclats d'Erika, Sprenger-Dunand Petra
Les Eclats d'Erika, Sprenger-Dunand Petra Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of the company "Les Eclats de Erika et Petra" is the manufacture and sale of jewelry pieces, particularly the design and manufacture of individual jewelry pieces made from various materials such as gold, silver, bronze, minerals, resins, pearls, and precious stones. The company also offers repair and remodeling services for jewelry pieces. Additionally, the company sells accessories and curiosities, such as umbrellas, parasols, glasses, bags, pouches, stoles, scarves, gloves, and hats.

AI-generated
Offering

Products & services

Industry:Jewelry & Precious Metal Manufacturing
✓ Offered7
Custom jewellery
Creation of custom jewellery and wedding rings in yellow gold, white gold, silver and silver-plated silver; personalised projects according to tastes and preferences.
Repair and transformation of jewellery
Repair, modification and transformation of jewellery; re-soldering rings and earrings, resizing, re-stringing and knotting necklaces and bracelets.
Gold buy-back
Buy-back offer for gold, coins, old watches, broken or intact jewellery, as well as silver and silverware depending on quantity.
Handcrafted jewellery creations
Jewellery created in the shop’s workshop with gold, silver, bronze, minerals, resins, beads, stones, wood and other materials.
Ready-to-wear
Loose, flowing garments in silk, linen, wool and cotton, with limited production runs.
Accessories
Accessories to complete an outfit or to give as a gift: parasols, umbrellas, glasses, bags, clutches, stoles, scarves, gloves and beanies depending on the season.
Curious objects
Hunted-after finds from yesterday to today to complete a collection or offer a personalised gift.
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4.3/5

Les Eclats d'Erika, Sprenger-Dunand Petra

Trust & reputation

ranQ Trust Score of Les Eclats d'Erika, Sprenger-Dunand Petra: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Les Eclats d'Erika, Sprenger-Dunand Petra scores 81.7 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.80.724%
  • 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.73.510%
  • 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.95.08%
Les Eclats d'Erika, Sprenger-Dunand Petra scores 78.5 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.55.07%
Les Eclats d'Erika, Sprenger-Dunand Petra 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%
Les Eclats d'Erika, Sprenger-Dunand Petra scores 9.4 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 35.9.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Les Eclats d'Erika, Sprenger-Dunand Petra reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 out of 5 stars from 17 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
4.8
of 5

Aggregated from 17 reviews across all connected sources

Sources
GGoogle4.817
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Rue de la Terrassière 12
1207 Geneva
Opening hours
Mon
13:30 - 18:45
Tue
10:00 - 18:45
Wed
10:00 - 18:45
Thu
10:00 - 18:45
Fri
10:00 - 18:45
Sat
10:00 - 17:00
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-115.099.344
Founded
2009 · 17 years
Last commercial register change
September 30, 2009
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.67.06%
  • 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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