- Amethyst Galleries
 - Offering minerals, crystals, and gemstones, with descriptions and images of hundreds of mineral specimens. - Artistic Colored Stones
- Devoted to custom faceting of natural coloured gemstones. Also offers a gem setting service.
- Australian Natural Gem Jewellery
- Specialises in creating unique handmade jewelery using the natural resources of Australia. Items include gold nuggets from Nullagine, diamonds from the Kimberley, and pearls from Broome.
- BeadsOnSale.com
- Sells a wide selection of semi-precious gemstone beads for jewellery making. Find amethyst, aquamarine, apatite, citrine, labradorite, garnet, peridot, jasper, and more in many unique and unusual cuts.
- Best Cut Gems
- Offers custom faceted gemstones, ammolites, custom made gemstone jewellery, vintage estate jewellery, and Ultra Tec faceting machines and accessories. Site features photos of available gems and "gem knowledge."
 Celsteel Diamonds
- Family concern trading worldwide in diamonds, sapphires, rubies, emeralds, and various precious stones.- Charles & Colvard
- Producer of lab-created moissanite gemstones.
- Chatham Created Gems
- Emeralds, rubies, sapphires, and alexandrites.
- Chez Gems
- Auctions, private sales of assorted precious and semi-precious stones. Features comprehensive gemological reference information.
- Coast-to-Coast Rare Stones
- Rare and collectible gemstones and custom cut commercial gems.
- Colombian Emeralds International
- Located through the Caribbean and Alaska, this duty-free store specialises in emeralds but offers a variety of stones and metals.
- Costellos of Australia
- Specialising in unique gems of Australia Argyle diamonds, Australian opals and South Sea pearls.
- EastBeads
- Offers sorties and strands of sapphires, rubies, and emeralds.
- eBay: Loose Gemstones
- Online auctions for a variety of gemstones including precious and semi-precious stones.
- Facet Shoppe
- Offers rough, cut, and set gemstones as well as faceting information for beginners and faceting-related computer programmes.
- FineColorJewels.com Gemstone Jewelry
- Fine colour and diamond jewellery. Choose from high quality certified diamonds, engagement rings, and fine jewellery available at outstanding prices.
- Gallery of Gemstones
- Offers a selection rare custom-cut gemstones for collectors and finished jewellery.
- Gem Country USA
- Imports, exports, wholesales, and retails both cabochon and faceted gemstones as well as jewellery.
- Gem Hut
- Natural gemstones from around the world.
- Gemalaya Loose Gemstones
- Gemalaya deals in loose and calibrated gemstones, specialising in the garnet, spinel, beryl, and tourmaline families.
- GemMall.com
- Manufacturer and wholesaler of gemstone and semi-precious gemstone beads, glass beads, gemstone chips, fibre optic cat's eyes, murano glass beads, fresh water pearls, turquoise, malachite, lapis, and coral beads.
- Gemological Institute of the Rockies
- Buying, selling, certifying, and mounting diamonds and Montana sapphires.
- GemSpace
- Gemspace offers quality natural gemstones and stylish silver jewellery that is affordable.
- Geogem International Limited
- Features a comprehensive reference source of gemmological information in addtion to gem and jewellery sales.
- Give It A Bling
- Offers hand crafted sterling silver and gold gemstone jewellery.
- Hadar Jewelry
- Sells wedding sets, engagement rings, and loose gem stones including moissanite, cubic zirconia, and diamond simulants.
- HolyGemstone.com
- Sells beads and gemstones including amazonite, chalcedony, citrine, jade, quartz, shell, and turquoise, and more.
- Home Shopping Network: Amethyst Jewelry
- Shop online for amethyst jewellery, the February birthstone, from the Home Shopping Network.
- Home Shopping Network: Gemstones
- Offers a variety of gemstones as well as diamonds, black pearls, and sapphire jewellery from HSN.
- House of Onyx, Inc.
- Serving discriminating clients and the investment community with gemstones and fine jewellery since 1967.
- Jamming Gems
- Offers precious and semi-precious gemstones.
- Jewelry of Stone
- Offering semi-precious stone jewellery including necklaces, earrings, sets, and lapel pins.
- Jewels For Me
- Features a wide selection of gemstone and birthstone jewellery in white or yellow gold such as rings, earrings, pendants, and bracelets.
- Jewelz.com
- Offering a variety of gemstones and jewellery.
- JHM Gems Online
- Faceted and cabochon gems, mineral specimens and cutting rough for sale.
- Lapigems Gem Company
- Specialists in AAA loose Tanzanite, Tsavorite, and loose gem stones.
- Lin Co.
- Pearl and gemstone jewellery.
- LuckyGemstones
- Offers gemstone and silver jewellery.
- Midwest Gems
- Custom design, goldsmithing, repairs, gemstones and diamonds.
- Moissanite Jewelers
- Offers moissanite jewels set in rings, earrings, pendants, and bracelets.
- Moissanite-Stardust.com
- Offers a large selection of moissanite loose stones and jewellery featuring engagement and wedding rings, earrings, pendants, bracelets, and more.
- MoissaniteJewelry.com
- Offers moissanite jewellery including rings, earrings, pendants, loose stones, and bracelets.
- Mountain Lily Gems
- Sells custom cut coloured gemstones from documented mine sources.
- MySilverGems
- Offers silver and semi-precious gemstone jewellery. MySilverGems.com strongly believes in the spiritual power of the gemstones, and each jewellery piece is provided with a written description of its own symbolic background.
- Peridot Lovers
- Features peridot gemstones in varying cuts and sizes.
- Petit Tresor Jewelry Studio
- Fine, estate, and custom made jewellery. Selection includes pearls, diamonds, ruby, sapphire, and emerald.
- PGR Gems & Minerals
- Featuring information on gold gemstones and jewellery.
- Prana Gioia
- Features a jewellery collection with changeable gemstones.
- PrettyRock.com
- Offers gem rough, gem identification instruments, gemological books, faceting equipment, Ultra-Tec products, and mineral specimens.
- Ramsey Gems and Jewelry
- Offers gemstones and jewellery in gold, silver, and platinum settings.
- rare sphene
- Sells sapphire, white jade, peridot, amethyst, topaz, and more.
- Regent Jewelry
- Provides a wide selection of high fashion, custom-made gemstone jewellery.
- Sapphire Lane
- Offering handmade museum replica Poesy Rings and ethnic jewellery as well as designs in silver, gold, and platinum.
- Schwab, Marvin - The Bead Warehouse
- Fine gems, jewellery, beads, findings and supplies
- Seraphik
![[new]](http://eur.i1.yimg.com/eur.yimg.com/i/uk/g/new2.gif) - Gemstone jewellery online store features a wide range of bracelets, pendants, earrings, rings, and birthstones. Settings available in diamonds, sterling silver, and 18k white and yellow gold. - Siam Gems Chanthaburi
- Offers a variety of natural gemstones, including sapphires, rubies, tourmaline, and tsavorite.
- Sobella
- Collection includes necklaces, earrings, and bracelets made of semi-precious stones, organic gems, and sterling silver, as well as leather handbags embellished with these jewels.
- Spark Creations
- Designer and manufacturer of rings, bracelets, earrings, necklaces, and pins with diamonds, rubies, sapphires, emeralds, amethyst, and other gemstones.
- Stargate Cyber Trading Ltd.
- Offers rubies, sapphires, emeralds, diamonds, and jewellery at wholesale prices.
- Thaigem.com
- Offer a variety of gemstones, jewellery, cameos, and beads.
- Twin Diamonds
- Featuring discounted, loose diamonds, rubies, emeralds, and sapphires as well as a selection of rings and pendants.
- Unconventional Lapidarist
- Offers gemstones, freeform cabochons (cabs), spheres, mineral specimens, and lapidary rough.
- Whitefire Diamonds & Fine Custom Jewelry
- Seller of loose diamonds, diamond engagement rings, wedding bands, diamond earrings, pendants, and gemstone rings. Also does jewellery appraisals and jewellery repairs.
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