Diamond

Amstel
One of the oldest diamond factories of Amsterdam, has been producing gems since 1876. (Denmark)
http://www.amsteldiamonds.nl/

Antwerp Blanka Diamonds
Manufacturer of small brilliants with factories in Antwerp and Sri Lanka.
http://www.blankadiamonds.be

Apollo Diamond
Produces single crystal diamond wafers and crystals for the optoelectronics, nanotechnology, and consumer gem markets. Includes information on synthetic production capabilities, with links to patent and related articles.
http://www.apollodiamond.com/

Bapalal & Co. Jewellers.
Indian manufacturer of gold and diamond set jewellery.
http://www.bapalaljewellers.com/

B&N Jewelry Inc.
Offering a variety of designs in different karats of gold and platinum. UK.
http://www.i-do.net/

Canada Diamonds
Diamond brokers offer wholesale Canadian diamonds and platinum jewelry.
http://www.canadadiamonds.com/

Charles & Colvard Ltd
Develops colorless, lab-created moissanite gemstones which are substitutes for diamonds. (Nasdaq: CTHR).
http://www.moissanite.com/

The Diamond Broker
In business since 1979, an extension of two diamond cutting facilities one located in Lisbon, Portugal, and the other domestically in the United States. (Los Altos, California)
http://www.diamondbroker.com/

Diamond Source of Virginia, Inc
Specializing in the sale of certified stones, as well as rings, earrings and pendants. Includes estimates based on size and quality, a newsletter, photos, and company information.
http://www.diamondsourceva.com/

Elsa
Manufactures custom wedding and engagement rings. Does business with retailers as well as the general public
http://www.elsarings.com/

Goodfine Diamond Corp.
New York manufacturer of fine diamonds.
http://www.goodfinediamond.com/

Leo Schachter Diamonds LLC
Provides a guide to buying diamonds that addresses cut, clarity, color and carat as well as branded and unbranded diamonds. Site highlights the difference between Leo Diamonds and unbranded diamonds.
http://www.theleodiamond.com/

Polar Bear Diamond
Manufacturer of diamonds that are mined, cut and polished in Canada.
http://www.polarbeardiamond.com/

Primak Jewelry
Offering certified collections to the trade, includes product and dealer information.
http://www.primakjewelry.com/

Scintilla Monaco
Featuring original pieces and collections, with photographs and distributor details.
http://www.scintilla.com/

Spence Diamonds
Chain of canadian diamond and jewelry retail stores.
http://www.spencediamonds.com/