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.
Product Guides · 12 min read · Sep 15, 2026
Lab-grown emerald is not a cheap copy of natural — it is a separate product with its own price curve. Here is how it is grown, priced and sourced for resale i…
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Logistics · 12 min read · Sep 15, 2026
Duty is not the only import cost. VAT adds 20% on top. Here is how EU and UK import VAT works and how to plan for it.
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Buying Tips · 12 min read · Sep 15, 2026
Engraving is one of the few services that raises both average ticket and loyalty. Here is how to price and run it without adding inventory risk.
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OEM & ODM · 12 min read · Sep 15, 2026
Approving a sample is the most important step in OEM. Here is what to check before you sign off on the bulk order.
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Wholesale Sourcing · 12 min read · Sep 15, 2026
Payment terms are where your leverage lives. The standard 30/70 split is not fixed - it moves with order size, relationship, and the alternatives you can credibly w…
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Moissanite · 12 min read · Sep 14, 2026
A surprising share of moissanite returns come from expectation gaps, not defects. Teaching customers how to clean and store the stone quietly protects your margin.
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Moissanite · 12 min read · Sep 14, 2026
Shoppers are moving past the default round. Oval, pear, and cushion moissanite each carry a different margin and demand profile.
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Buying Tips · 12 min read · Sep 14, 2026
The gem is rarely what fails on a pair of earrings. It is the post, the back, and the clasp. Here is the findings checklist that cuts common earring returns.
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925 Silver · 12 min read · Sep 14, 2026
Hoops are a repeat-buy staple, but thickness and closure quality separate a good hoop from a return. Here is what to check before stocking.
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