UK Stones, Cabochon and Gem Suppliers

On this page you can find UK stone and gem suppliers. US and international suppliers are listed separately, making it easier for you to find what you need. You’ll find suppliers of stones, cabs and gems on this page. Check with the supplier if stones you buy can be used in place with metal clay – will they withstand firing temperatures? If not, you can bezel set them. All suppliers will ship internationally unless otherwise stated. Content checked in June 2018.

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UK stone and gem suppliers with gemstone beads,  cabochons and gems. Wholesale and retail sales online.

Blue Nile

UK diamond supplier.

Cookson Gold

UK supplier with a full range of Art Clay, PMC, copper clay, bronze clay, kits, tool and moulds. Also sell wire and sheet metal, a huge selection of beads, findings and packaging.

Cool Diamonds

UK supplier of loose diamonds.

Designer Cabochons

Wow! This site is packed with beautiful cabochons, all one of a kind, hand cut and ethically sourced. You could spend a fortune here!

Diamond CZ

UK supplier with a wide range of cubic zirconia in a variety of cuts and colours.

The Gem Bank

UK supplier of loose gemstones including diamonds, rubies, sapphires and emeralds.

Holts Gems

Established in 1948, Holts are renowned UK stone and gem suppliers. They are gemstone specialists to the jewellery trade. With a unique team of highly experienced gemmologists, lapidaries and designers, they pride themselves on supplying the widest choice of natural precious gemstones and gemstone-set jewellery in the UK. Their stones are sourced from all around the world, and many are cut in their own workshops.

I Dig Dinos Fossils

UK supplier of ammonites, fossils, amber, trilobites, shark fossils and all kinds of interesting stuff to include in your work. Ammonites made great moulds for metal clay.

Jewellery Maker

UK stone and gem suppliers. They also supply gemstone beads, findings, threading materials, chains, jewellery making kits, tools and accessories. They also have a number of video tutorials showing basic wire working and beading techniques.

Jewels and Tools

UK supplier of crystals, gemstones, findings, silver sheet, wire and tools.

Jewel Toolcraft

UK supplier of jewellery tools, beads and cabochons, enamelling supplies, findings, kilns, metal and wire. Also supplies PMC kits.


UK stone and gem suppliers Kernowcraft sells everything from PMC, natural gems, pearls, cabochons and crystals to tools, findings and a huge range of beads.

Loose Gemstones

UK supplier where you can find information on gemstone colours, cuts, meanings, properties, origins and also where to buy loose gemstones

Magpie Jewellers

UK Ebay shop selling good quality stones and gems.

Manchester Minerals

UK supplier of PMC, stones, minerals and tools.

Marcia Lanyon

UK supplier of beads, pearls, stones and gems. With 30 years of experience supplying beautiful, high quality gemstones to world renowned designers and jewellers, Marcia Lanyon Ltd is the premier wholesaler of coloured stones to the UK Jewellery Trade.

Metal Clay Ltd

Suppliers of Art Clay, Bronzclay™, Copprclay™, tools, kilns, stones and findings.

The PMC Studio

The official distributor of PMC for the UK supplies Precious Metal Clay, Prometheus Bronze and Copper Clay, tools, stones, photopolymer plates and kilns. Also run PMC Certification training. The PMC Studio also offers wholesale discounts.

Ruby Fair is a partnership between British Jewellers and Tanzanian Miners where both the miners welfare, the environment and ecology of the land and the final price to the customer are all given careful consideration. You can buy Ruby facets, Sapphires and cabochons safe in the knowledge that both the miners and the land are given due care and reward.

Shangrila Gems

ShangrilaGems sell the best gemstones, cabochon and beads. Their mission is to delight their customers with the beauty of their treasures and the quality of their service. ShangrilaGems are corporate members of the Gemmological Association of Great Britain and they look to uphold their high standards of gem research and representation. Their customers include gem re-sellers in the London gem district, leading designers and both British and International gem and bead wholesalers.  

Stephen Arnold Ltd

UK stone and gem supplier. A wide variety of Swarovski Elements and crystal beads, crystal pearls, stones and beading tools.

Ward Gemstones

A E. Ward and Son Ltd (Ward Gemstones) was established 70 years ago in London, and has become the foremost name in the British gemstone industry, offering an efficient and reliable service for the supply and cutting of all gemstone and associated materials. 

Your Precious Gems

UK stone and gem suppliers.

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