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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryJewelry & Precious Metal ManufacturingRomanshornJK Jewelry by Jieun Kim
JK Jewelry by Jieun Kim Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of JK Jewelry & Accessories is the manufacture and sale of jewelry pieces, particularly with freshwater pearls, natural precious stones and artificial stones, as well as from various materials such as copper, sterling silver, surgical steel and stainless steel. The company offers a wide range of jewelry pieces, including earrings, necklaces, rings, bracelets, ankle chains and head jewelry. Sales are made both online and in pop-up stores, as well as by mail order.

AI-generated
Offering

Products & services

Industry:Jewelry & Precious Metal Manufacturing
✓ Offered4
Jewellery
Pearl necklaces, earrings, rings, bracelets and anklets, as well as jewellery sets made of genuine pearls, gemstones, sterling silver and stainless steel/surgical steel.
Accessories
Vouchers and cards, hair accessories and glasses chains as complementary accessories to the jewellery range.
Gift ideas
Selected jewellery items and gift articles for special occasions, listed as a separate collection and gift idea.
Sale offer
Reduced-price jewellery and accessories from the categories earrings, necklaces, bracelets, rings and jewellery sets.
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3.9/5

JK Jewelry by Jieun Kim

Trust & reputation

ranQ Trust Score of JK Jewelry by Jieun Kim: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

JK Jewelry by Jieun Kim scores 71.6 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.72.924%
  • 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.63.210%
  • 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.78.08%
JK Jewelry by Jieun Kim scores 63.3 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.64.612%
  • 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%
JK Jewelry by Jieun Kim 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%
JK Jewelry by Jieun Kim scores 4.9 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 35.4.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

JK Jewelry by Jieun Kim reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 4.6 out of 5 stars from 11 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 11 reviews across all connected sources

Sources
GGoogle4.611
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Sonnenring 28b
8590 Romanshorn
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Sole proprietorship
UID
CHE-243.579.650
Founded
2021 · 5 years
Last commercial register change
December 16, 2024
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.
67.0
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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