Go to Homepage

Contact Us

Feel free to contact us if you have any questions about the Michelsen Gemstone Index or the Center for the Study of Gemstone Evaluation. If you want to subscribe to the Michelsen Gemstone Index, click here.

mail us

Mail Us
The Center for the Study of Gemstone Evaluation
P.O. Box 1782
Port Angeles, WA 98362
USA



call us

Call Us
(212) 231 3586

 

call us

Fax Us
(360) 928 - 9605





email us
Email Us
diamonds@warwick.net


The world's #1 wholesale diamond pricing and colored stone pricing / gemstone pricing guide. Check out how to get in touch with us! Over 50 varieties of gemstones! An excellent reference tool for purchasing finished stones as well as providing valuable information for management of inventory, profit, and cost control. gemstone pricing, diamond pricing, rough diamond, rough diamonds, wholesale diamonds, wholesale gems, wholesale gemstones, wholesale gem, wholesale price, wholesale colored stones, colored stone pricing, gemstone identification, gemstone evaluation, technical infomation, colored stones, ruby, sapphire, emerald, alexandrite, opal, pearl, zoisite, spodumene, peridot, beryl, topaz, spinel, garnet, tourmaline, quartz, cordierite, chrysoberyl