Pricing Guides

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
diamondprices@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 Gemstone Index
Center for the Study of Gemstone Evaluation
Mailing address: P.O. Box 1782
Port Angeles, WA 98362
(360) 928-0134
(360) 928-9605 (Fax)
www.gemstoneindex.com
e-mail: diamonds@warwick.net
*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 Bargara, CA 93160
(805) 968-2975
(805) 968-0749 (Fax)
www.troydiamondreport.com
*Monthly Online
Diamond prices

[* Indicates frequency of publication]