Cinnabar Value, Price, and Jewelry Information
Magnificent red cinnabar is extremely soft and fragile, so faceted material is rare. It's cut primarily for collectors and carvings.
1 Minute Read
Related Articles
Unique Gem Materials for Jewelry Design
Some gems have an appeal beyond their appearance. If you’re looking for a gem with a story to tell, try...
Read More
Black Diamond Value, Price, and Jewelry Information
Black is a color that can say a lot. Wearing black diamond jewelry communicates a sense of unique strength and...
Read More
Chameleon Diamond Value, Price, and Jewelry Information
Professionals will tell you never to trust a trade name used to describe the appearance of a fancy colored diamond....
Read More
Gray Diamond Value, Price, and Jewelry Information
Diamonds with a pure gray hue are a rare treasure indeed. More often, gray is mixed with blue or violet...
Read More
Latest Articles
A Guide to Early Victorian Romantic Period Jewelry
The Romantic Period marked the start of the Victorian Era. Learn about the typical qualities of Romantic Period jewelry, including...
Read More
Malaya or Malaia Garnet Value, Price, and Jewelry Information
Malaia or malaya garnets are typically light to dark, slightly pinkish orange, reddish orange, or yellowish orange in color. This...
Read More
Choosing Your First Gemstones: A Rough Guide for Faceters
How should novice faceters choose their first gemstones? Learn which gem rough materials combine cutting ease, low cost, good size,...
Read More
Gemstone Coatings: CVD and More
Gemstone coatings are a simple way to enhance color and luster. Learn about commonly coated gems, different coating techniques, and...
Read More
Never Stop Learning
When you join the IGS community, you get trusted diamond & gemstone information when you need it.
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!