Unique Alternatives to Diamond Engagement Rings
7x7
ICYMI, alternative diamond engagement rings are trending. So what is an alternative diamond engagement ring? It's any ring that does not have a diamond as its center stone. MORE
Joseph DuMouchelle Offers Professional Insight into Gemstone Treatments and Value Factors
Webwire
Gemologist Joseph DuMouchelle explains gemstone treatments and enhancements, and how such processes affect values. MORE
The Color Origin of Gem Diaspore: Correlation to Corundum
GIA
Color-change diaspore, known commercially as Zultanite, is sought by designers and consumers for its special optical characteristics, namely its color and color change. MORE
|