Pricing Guides

This list has been compiled for informational purposes only and in no way implies endorsement by GIA.

The Diamond Registry® Bulletin
580 Fifth Avenue, Suite 806
New York, NY 10036
212-575-0444
800-223-7955 (order number in U.S.)
212-575-0722 (Fax)
www.diamondregistry.com
Monthly
Diamond prices only

The GemGuide (Diamonds & Colored Stones)
Gemworld International, Inc.
2640 Patriot Blvd, Ste. 240
Glenview, IL 60026
847-657-0555
888-436-4843 (Order number)
847-567-0550 (Fax)
Bimonthly
Hard copies with monthly electronic changes

IDEX Online Diamond Price Index
www.idexonline.com

Michael Goldstein, Ltd.
Antique-Cut Diamonds
580 Fifth Ave, Ste 903
New York, NY 10036
800-235-6581
Quarterly
Antique-Cut Diamond Price Guide for old Mine cut, old European cut, and Rose Cut diamonds

Michelsen Diamond Index
The Center for the Study of Gemstone Evaluation
P.O. Box 1782
Port Angeles, WA 98362
360-928-0134
www.gemstoneindex.com
Annually
Rough diamonds

Michelsen Gemstone Index
The Center for the Study of Gemstone Evaluation
P.O. Box 1782
Port Angeles, WA 98362
360-928-0134
Quarterly
Diamond and Colored Stone prices and
Estimating Fancy Colored Diamond prices

Palmieri's Market Monitor
Gemological Appraisal Association
POB 5035
New York, NY 10185-5035
212-869-9792
212-869-2315 (Fax)
Monthly
Diamond and Colored Stone prices and
Irradiated Colored Diamond prices

Polygon Network, Inc.
P.O. Box 4806
Dillon, CO 80435
800-221-4435 (Sales).
303-590-0250
303-590-0251 (Fax)
www.polygon.net
Diamond and Colored Stone prices

Rapaport Diamond Report
1212 Avenue of the Americas
Suite 1103
New York, NY 10036
212-354-9100
212-840-0243 (Fax)
www.diamonds.net
Weekly
Diamond prices only

Troy Diamond Report
Global Diamond Market Guide
P.O. Box 6024
Santa Barbara, CA 93160
805-968-2975
805-968-0749 (Fax)
www.troydiamondreport.com
Monthly Online
Diamond prices