Trade knowledge base
Practical, factory-level guides on sourcing lab grown diamonds, moissanite and gemstone jewelry: how grades really work, what certification means for customs and resale, how MOQ and tiered pricing behave, and how to compare landed cost between suppliers.
Shipping & Customs · 5 min read · May 9, 2026
How jewellery and synthetic stones are classified for import, the HS headings you will actually use, how duty and VAT are calculated, and the documentation mistakes…
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Shipping & Customs · 6 min read · Dec 16, 2025
How to prepare jewelry shipments for customs in the US, EU and UK: documents, HS codes, duty treatment, valuation and the mistakes that delay clearance.
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