The vetted global network for the gem and jewellery trade, opening to members in December 2026. Until then: news, know-how and everyday tools for everyone from the bench to the buyer: jewellers, dealers, designers and students.
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Business & trade
Which customs (HS) code fits loose diamonds, coloured stones, pearls, lab-grown stones and finished jewellery, the documents a shipment needs, and what changed in 2026 in the United States, India and the EU.
By JewelLoop Editorial Team · 31 October 2026
Latest guides
Gemstones & diamonds
What each gem-testing instrument tells you, what to check before you buy it, the order to buy them in, and where the trade buys them: from the loupe and refractometer to UV lamps, carat scales and diamond testers.
Gemstones & diamonds
The gem that was mistaken for ruby for centuries: properties, what causes each colour, the main mines, quality factors, heat and diffusion treatments, synthetics, how to separate it from ruby at the bench, and care.
Gemstones & diamonds
Why small diamonds are where undisclosed lab-grown stones hide, how screening instruments decide "pass" or "refer", what ASSURE test results mean, and a practical routine for buyers, manufacturers and retailers.
Treatments & disclosure
The words you may and may not use for laboratory-grown diamonds in the US, UK, EU, France, Belgium, India, Russia and China, with the 2025 and 2026 changes: India's new standard, Russia's "synthetic" rule, GIA's new reports and CIBJO's vote.
9 Oct 2026
Gemstones & diamonds
Copper-coloured neon tourmaline from Brazil, Nigeria, Mozambique and now Ethiopia: how the name is defined, how labs tell origins apart, treatments, and what to check before you buy.
8 Oct 2026
Treatments & disclosure
Why corundum is heated, what heating changes inside a stone, how laboratories detect and word it, and how heating differs from diffusion and glass filling.
6 Oct 2026
Diamonds · The Diamond Press ·
Diamonds · The Diamond Press ·
Trade news · The Jewellery Editor ·
Coloured gems · Jewellery Outlook ·
Coloured gems · Jewellery Outlook ·
Trade news · Italian Gemological Review ·
Coloured gems · Italian Gemological Review ·
Diamonds · Jewellery World ·
Headlines from trade publications' public feeds, updated every hour. Links open the original article; JewelLoop does not edit or endorse them. Pictures are JewelLoop's own topic illustrations.
11
Nov 2026
Jewellery & Watch Show (JWS) Abu Dhabi
Abu Dhabi, United Arab Emirates
13
Nov 2026
China Shanghai International Jewellery Exhibition (CSJE)
Shanghai, China
20
Nov 2026
Taiwan Jewellery & Gem Fair
Taipei, Taiwan
24
Nov 2026
Jewellery Arabia
Manama, Bahrain
