"The Michelsen Gemstone Index and pricing guide is impressively issued in magazine format and, as the most scientifically prepared guide I have ever seen in the field, it deserves a place on every gemologist's and every jeweler's reference shelf." The American Association of Appraisers, Editor-in-Chief, Louis Zara, New York.

"We recommend the Michelsen Gemstone Index to Accredited Gemmologist Appraisers who have passed the accreditation program of the Canadian Gemologist Appraisers Association. I am the Vice President of the C.G.A.A. and have talked to our President Geoffrey Dominy who endorses the use of the Index in his classes in Winnipeg. We also use the Index in our Diamond Grading and Colour Gem Grading Class." Canadian Institute of Gemology, J. Wolf Kuehn, F.G.A., F.G.G. Director of Education. Vancouver, Canada

"Could you please let us know where we stand on our subscription to the Michelsen Gemstone Index. The magazine is vital to our business. If for any reason we are delinquent please call us and I will send you a check immediately." Alan O'Hara, Saint Thomas, Virgin Islands.

"You publish the Michelsen Gemstone Index, the worlds most authoritative source of information on diamonds and coloured stones, their prices - a journal we can rely on to stay informed." Revat Rakhadze, General Manager, Gemological Institute of Georgia, Russia.

"I am enclosing my check for another year's subscription to the Michelsen Gemstone Index. I find it very useful in my business." Maria Silva, Bahia, Brazil.

"After studying the Michelsen Gemstone Index in detail, I find the wholesale prices for diamonds to be very accurate and a true representation of value in this country." Meir Boukris, Antwerp, Belgium

"On studying the Michelsen Gemstone Index I discovered the genius in you. The more I use it I realize it is not only prices but a mine of information as one digs deeper." Basil Watermeyer, Author "Diamond Cutting," Johannesburg, South Africa.

"The Michelsen Gemstone Index is a source of invaluable information on the current market and pricing in my business operation." Yew Chee Keong, Selangor, Malaysia.

"The Michelsen Gemstone Index is a very important part of our marketing, as it reflects fair market value in a number of gemstones we cut and polish." Ms. Sunee, Bangkok, Thailand.