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Find a jewellery vendor

Company profiles and product catalogues from public sources and business owners. Hong Kong first, connected to the world.

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2,360 companies

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Hong Kong companies are listed first, then profiles with more public information, then by name. Sponsored placements are shown separately. How results are ordered

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Kosei Moissanites

Jewellery retailer

Public-source profile · koseimoissanites.com

Location not reported

427 products recorded in source catalogue

  • Rings
  • Silver jewellery
  • Engagement rings
  • Diamonds
  • Earrings
Catalogue preview

Ownership not verified

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Kosinerjewelry-US

Jewellery retailer

Public-source profile · kosinerjewelry.com

Location not reported

916 products recorded in source catalogue

  • Earrings
  • Gold jewellery
  • Silver jewellery
  • Gold-plated jewellery
  • Pendants
Catalogue preview

Ownership not verified

View company

Many profiles are compiled from public sources. Their ownership status is shown separately from profile completeness. Product listings are snapshots of public catalogues, not live inventory.

Buying guides

Translucent green jade bangle and oval cabochon on cream linen and pale travertine.

Buying jade in Hong Kong: jadeite, treatment disclosure and careful comparison

A measured guide to jadeite and nephrite, common treatment vocabulary, judging a piece in person, understanding reports and asking for written descriptions before purchase.

Jade · Reviewed 28 Sep 2026

Yellow, rose and white gold bands beside a small gold nugget on pale limestone.

Understanding gold purity: karats, fineness, colour and everyday wear

What karat numbers mean, how alloy and plating change appearance, what Hong Kong gold-marking rules cover, and how to compare a piece's written description before purchase.

Gold and precious metals · Reviewed 28 Sep 2026

Ring sketch, blue wax model, loose gemstone and finished gold ring on a cream-paper design desk.

From first sketch to finished piece: how bespoke jewellery commissions work

A stage-by-stage guide to commissioning a piece, clarifying design decisions, costs, approvals, timing, documentation and aftercare before you pay a deposit.

Commissioning a piece · Reviewed 28 Sep 2026