Product Review, Opal The Smart Chart


The newest thing in the opal world is the Opal Smart Chart. This is a software package designed to help you value your opals. It has two segments.

4 Minute Read

The joy of opals is that there is always something new to be discovered. They are the most unique of all gemstones with a constantly varying display of types, colors and patterns. While this variety makes them a joy to work with, it also makes them a monster to value.

The newest thing in the opal world is the opal The Smart Chart. This is a software package designed to help you value your opals. It has two segments. The first one is educational and contains over 25 screens of text with many previously unrecorded tips. It details all the criteria that go into valuing opals. Here you will find information, not just on on opal varieties and grading factors, but also production from the major fields and current pricing. Of course, it is lavishly illustrated to tantalize the senses as well as the intellect.


Valuing opal

While the information segment is valuable, the primary purpose of this software is to lead you to realistic value for your gems. The The Smart Chart provides the means to access over 30 million opals in photographic form. This is cleverly set up by taking you through a series of illustrated screens. On...


Donald Clark, CSM IMG

The late Donald Clark, CSM founded the International Gem Society in 1998. Donald started in the gem and jewelry industry in 1976. He received his formal gemology training from the Gemological Institute of America (GIA) and the American Society of Gemcutters (ASG). The letters “CSM” after his name stood for Certified Supreme Master Gemcutter, a designation of Wykoff’s ASG which has often been referred to as the doctorate of gem cutting. The American Society of Gemcutters only had 54 people reach this level. Along with dozens of articles for leading trade magazines, Donald authored the book “Modern Faceting, the Easy Way.”

Never Stop Learning

When you join the IGS community, you get trusted diamond & gemstone information when you need it.

Become a Member

Get Gemology Insights

Get started with the International Gem Society’s free guide to gemstone identification. Join our weekly newsletter & get a free copy of the Gem ID Checklist!