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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryRetail & CommerceRetail - General Specialty TradeAathal-SeegräbenSiber & Siber AG
Siber & Siber AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Siber & Siber AG is a retailer and online shop offering minerals, fossils, gemstones, gemstone jewellery and related accessories. The company sells raw and cut stones, jewellery, books and collector items through its e-shop and physical retail outlets.

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Products & services

Industry:Retail - General Specialty Trade
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Siber & Siber AG

Minerals
Minerals, including rock crystal and quartz varieties, pyrite, amethyst, minerals from China, India, Africa, North America as well as South and Central America.
Swiss stones
Swiss stones, including Swiss fossils, quartz specialities, fluorite, gwindel, rock crystal, smoky quartz, tumbling stones, tunnel minerals, as well as gemstones and jewellery stones.
Fossils
Fossils, including shark teeth and dinosaur teeth, trilobites, ammonites, fish, wood and leaves, mammoth, as well as fossil specialities.
Gemstone jewellery
Gemstone jewellery, including stone necklaces, bracelets, earrings, Pi discs and amulets, gemstone jewellery with silver, gold jewellery, jade jewellery as well as Native American jewellery.
Stone objects
Stone objects, including massage stones and lens stones, polished rock crystals and quartz, stone bowls, spheres and eggs, lamps and tea lights, as well as sculptures and figures.
Tumbled stones
Tumbled stones, including standard sizes, XL tumbled stones, mini tumbled stones, and well-being mixes.
Rough stones
Rough stones, rough stones with cut surfaces, garden stones, as well as geodes and agates.
Meteorites
Meteorites, tektites and impactites, as well as jewellery and objects made from meteorites and tektites.
Amber
Amber, amber jewellery, amber with inclusions as well as raw and tumbled amber.
Gemstones
Gemstones, including faceted gemstones, cabochons, extra cabochons, and fine figures.
Opals
Opals, raw and cut, as well as opal jewellery.
Gift vouchers
Gift vouchers for shopping in the web shop or in the stores.
Trust & reputation

ranQ Trust Score of Siber & Siber AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 100% · As of October 2026

Siber & Siber AG scores 84.0 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.73.624%
  • 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.100.010%
  • 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%
Siber & Siber AG 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%
Siber & Siber AG 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%
Siber & Siber AG scores 42.4 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 35.71.44%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.13.34%
Qualifications+0.00

Siber & Siber AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.5 out of 5 stars from 60 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.5
of 5

Aggregated from 60 reviews across all connected sources

Sources
GGoogle4.560
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

May 16, 2014Media
Schätze des Erdreichs in Aathal
nzz.ch

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Location

Zürichstrasse 50
8607 Aathal-Seegräben
Opening hours
Mon
14:00 - 18:30
Tue
10:00 - 13:00, 14:00 - 18:30
Wed
10:00 - 13:00, 14:00 - 18:30
Thu
10:00 - 13:00, 14:00 - 18:30
Fri
10:00 - 13:00, 14:00 - 18:30
Sat
11:00 - 17:00
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-114.332.785
Founded
2008 · 18 years
Last commercial register change
August 3, 2023
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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