Vegas JCK Trade Fair My wife Drena left a week before me (with Vanessa) and visited some of our joint suppliers in ArezzoItaly, 100km south of Florence. Most unfair that she gets to go and...
Search Results for: Natural Diamond Prices
The Effects of Indexed Upper Half Facets
by Peter Yantzer, CG American Gem Society Laboratories Gemstone cutters can tilt or 'index' the upper half ( or upper girdle ) facets. This indexing produces different amounts of ...
A review of the “foundation” of GIA’s new cut grade system
Tabulation of the 15 stones presented as examples of 5 Categories The article concludes with photos and proportion data of 15 stones given as examples of 5 Categories of cut quality. The Categories...
A review of the “foundation” of GIA’s new cut grade system VIEW POST