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.
Compliance & Shipping · 6 min read · May 23, 2026
Which jewellery items fall under nickel release limits, what documentation a compliant supplier provides, and how to build a testing routine that does not cost more…
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Pricing & MOQ · 6 min read · May 13, 2026
Understand exactly what you are paying for in a wholesale moissanite order — stone, metal, labour, plating, packing and MOQ effects — so you can negotiate on facts.
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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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Sourcing & Trade · 6 min read · May 8, 2026
MOQ is a production constraint, not a sales tactic. Here is how factories calculate it, which levers genuinely move it, and how to trade quantity for terms without…
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Custom Manufacturing · 6 min read · Apr 26, 2026
How to specify boxes, pouches, tags and certificates that survive shipping, satisfy retail expectations and carry your brand without adding more cost than the piece…
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Pricing & MOQ · 5 min read · Apr 16, 2026
Chasing unit price is the least effective way to improve your landed cost. The eight negotiable terms that move margin more than a discount, and how to ask for each…
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Compliance & Shipping · 6 min read · Apr 11, 2026
What to put on a jewellery invoice, how HS classification affects duty, why undervaluation is a bad trade, and how to keep a first shipment out of customs storage.
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Sourcing · 5 min read · Mar 24, 2026
Returns are the hidden margin killer in jewellery e-commerce. A practical programme for cutting them: sizing standards, measurement content, QC gates, photography h…
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Sourcing & Trade · 6 min read · Mar 21, 2026
A structured way to compare Chinese jewellery manufacturers on capability, consistency, communication and commercial terms — with the questions that reveal the diff…
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