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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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Gold today

Thailand · 1 baht, gold bar (15.244 g) · 96.5% (Thai gold)THB 61,841
India · 10 grams · 24K (999)INR 118,416
UAE and the Gulf · 1 gram · 24K (999.9)AED 457.65

Metal value at world spot, not a shop price. All units →

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Jewellery Arabia

24–28 Nov 2026 · Manama

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Try it

From sketch to ring: why it takes weeks, not days →

The fifteen steps of lost-wax casting and why a ring takes weeks

Treatments & disclosure

Lab-grown diamonds: what you must call them, country by country (2026)

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.

By JewelLoop Editorial Team · 9 October 2026

Latest guides

Gemstones & diamonds

Paraíba tourmaline: why it is special, and what the new Ethiopian find means

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.

Treatments & disclosure

Heat treatment of ruby and sapphire: how labs detect and report it

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.

Metals & making

Casting porosity: telling gas, shrinkage and investment apart

How to recognise the main kinds of porosity in jewellery castings, what usually causes each, and the checks and changes that prevent them.

All articles →

Gemstones & diamonds

Sapphire: properties, treatments and buying checks

Properties, colour, quality, treatments, synthetics, origin reports, weight estimation, setting and care of sapphire: the facts that matter when you buy, set and sell it.

6 Oct 2026

Metals & making

Casting weight: calculating the metal from wax or resin

The one formula behind every casting weight chart, worked examples for gold, silver and platinum, and how much to add for sprues and the button.

5 Oct 2026

Metals & making

CAD and 3D printing: from first file to finished casting

How digital design and 3D printing fit into making jewellery today, what the software and printers do, and how to work with a caster from your first file.

5 Oct 2026

Industry news

More news →

This week in the trade 19–25 October 2026 Metals, currencies, headlines and the fairs ahead →

Instappraise and NAJA recognize three scholarship recipients
Education & awards · Jewellery Business · 31 Oct 2026
Oscar Heyman turns archive into a holiday showcase
Trade news · Jewellery Business · 31 Oct 2026
TASH launches made-to-order 18-carat gold acorn charm collection
Diamonds · Jewellery Focus · 30 Oct 2026
Are Natural Diamonds Heading Toward a New Market Phase?
Diamonds · Italian Gemological Review · 29 Oct 2026
Elka Watch Co. Joins Independent Watchmakers at The HYPE NYC 2026
Retail & brands · Jewellery World · 29 Oct 2026
RAYMOND WEIL Celebrates 50 Years with Limited-Edition Freelancer World-Traveller
Trade news · Jewellery World · 29 Oct 2026
From China to the U.S.: Jewelry, Gem, and Watch Shows in Asia and North America in November 2026
Coloured gems · Italian Gemological Review · 28 Oct 2026
Five Important Trends From the 2026 AGTA Spectrum & Cutting Edge Awards
Education & awards · AGTA · 28 Oct 2026

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.