Owl Gemstones
Faceted and cabochon gemstones, descriptions, pricing factors and certified gemstones.
Ozark Rock Exchange
Selling crystals, mineral specimans, and prayer pouches. Features a free ezine about the geology and history of gemstones.
PehnecGems
Specializing in Cubic Zirconia and other lab created gemstones.
PGR-Gem.com
Offers a wide variety of gemstones and jewelry featuring colored stones and diamonds.
The Pink Emerald Company
Specializing in colored emeralds and gemstones, as well as objets d' art.
Pioneer Gem Corp.
Wholesale cut gemstones for the jewelry trade, collectors, lapidary artists, investors, rock hounds.
Pretty Rock Productions
Rough and faceted gemstones, gemology tools and custom jewelry.
R. Schultz Gems
Brazilian loose colored gemstones and custom jewelry.
R2C LLC
Offering birthstones and gemstone rough.
Ritchard's Gems
Discount supplier of hand select facet rough from around the world including black Australian opals, Mexican fire and crystal opals and Honduras black matrix opal.
Rocks 9
Source for gemstones, jewelry, and rough cutting material, including rare chrysocolla and azurite.
Rockshop
Minerals, fossils, jewelry, meteorites for sale to dealers, collectors and jewelry makers. Handmade jewelry from crystals, tektites and meteorites.
Rodrigue and Son
Ceylon sapphire, Burma ruby, Colombian emerald gemstones.
Romantic Gems by Romaine
Specializing in the unusual, exotic, and hard to find gem stones such as beautiful paraiba tourmaline, pink topaz, large rubelites, tanzanite, tsavorite and sunstones.
Rough and Ready Gems, Inc.
Cutters of faceted gemstone briolettes in matched and single pieces. Available in over 50 natural gem materials, setting tips and techniques, description and history of briolettes.
Royal Gems
Precious and semi-precious gemstones.
Select Gems Limited
African roughcut gemstones featuring emeralds, rubies, sapphires, and semi-precious stones are featured.
Shadow Enterprise
Offers custom gemstone design and loose stone sales.
Siamgems Chanthaburi
Thailand-based supplier sells natural gemstones including sapphires, rubies, garnets, tourmalines, and zircon.
Simply Sapphires
Offering a variety of precious gemstones.
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