Cole Gemstones: Australian gem dealer specializing in faceted stones, including Australian opal, as well as sapphires, zircon, spinel, topaz and quartz crystal from New South Wales.
Darmar Enterprises: Fine, unique gemstones by U.S. gemcutter, colored gemstone line and stone recutting. Wholesale to the trade only.
Gambhirs: Canada's largest supplier of loose stones, pearls and cameos.
Jewelz.com: Fine colored faceted and cabachon-cut gemstones, over 4000 different items and 5 million carats in stock available to the trade and hobbyists.
Johann Egger Import: Minerals, rough and tumbled stones, and gemstones.
KIG International Inc: A full service lapidary shop in New York City, carrying precious and semi-precious gems in calibrated and free form sizes.
Koszewski Gemstones: Cuttery in Poland producing a large variety of natural and synthetic stones and cabochons for the jewelry industry. Many photos of the items offered.
Multicolour Gems Co., Ltd.: Catalog featuring images, prices and gemological details about African gemstones including alexandrite, Madagascar sapphire and sphene, Tanzanian rubies. Also Mexican danburite and Burmese mawsitsit among others.
Nafco Gems, Ltd.: Suppliers of gemstones and ready made jewelry.
Precious Link: Provides single ruby and sapphire gemstones.
Serenity Gems, Inc.: Loose precious and semi precious gemstones in faceted and cabochons. Stones matched.
Shah Gems Mfg. Co.: Wholesalers and importers of rough gemstones and exporter of faceted gemstones, cabs, and beads.
Sicusa Gems: International diamond and precious gemstone wholesale importer and exporter with Gem-Trade consulting services in areas related to international diamond and gemstone procurement, marketing, merchandising, sales and management.
Tingo Tanca: Gemstones, rocks and minerals, rough and polished, Swarovski crystals.
TZ-Gems: African cut gemstones and rough from Tanzania. Cut gemstone parcels. These parcels are direct from the cutting room.