Pricescope Diamond Journal - http://journal.pricescope.com
Screening chart for Old European Cut diamonds
http://journal.pricescope.com/Articles/22/1/Screening-chart-for-Old-European-Cut-diamonds.aspx
David Atlas
President of D. Atlas & Co.,Inc. A family business established in 1898. Partner in Diamond & Gem Laboratories of America and consultant to Imagem, Inc. Past Interntional Chairman of the Gem & Jewelry Committee of ASA. Past Treasurer of the Philadelphia Jewelers Row Association. Currently Associate Director and Chair of the Ethics Committee of NAJA. Expert witness, consumer consultant, lecturer and appraiser. 
by David Atlas
Published on 20/04/2005
 
How do you begin to know when an old European cut round diamond is a possibly better cut one? How do you know it is a durable stone? What paramters are undesirable? This chart may help you.

Old European Cut Round Brilliants