Star Sapphire Value, Price, and Jewelry Information
Star sapphire is a type of sapphire that displays asterism, a star-like optical effect.
Start an IGS Membership today
for full access to our price guide (updated monthly).Star Sapphire Value
See our article called Phenomenal Gems to read more about the grading and valuation of stones with asterism.
Star Sapphire is a type of sapphire displaying an optical star-like effect. This effect is caused by asterism. You can read more about asterism in our Phenomenal Gems article.
International Gem Society
Related Articles
Why We Love Montana Sapphires and Yogo Sapphires
With rich cornflower blue Yogo sapphires and fancy-colored gems in any color of the rainbow, Montana sapphires are a great...
Read More
Cutting Star Gemstones: Tips for Beginners
Want to start cutting beautiful star gemstones? Here are some helpful gemological resources for novice lapidaries and jewelers.
Read More
Ruby and Sapphire Origins
Ruby and sapphire origins greatly affect the values of these prized gems. Learn where these stones occur and how inclusions...
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
Latest Articles
Precision Faceting a Story Gemstone: Choosing Rough
A precision faceter can turn a rough stone into a story gemstone as unique as each client. Choosing the right...
Read More
32 Green Gemstones (How Many Do You Know?)
A favorite color for nature-inspired designs, green gemstones never go out of style. Learn which of these 32 green gems...
Read More
A Guide to Antique Georgian Jewelry
Authentic Georgian jewelry is rare. Before you buy, learn about the notable pieces and qualities of this antique style, including...
Read More
Hambergite Value, Price, and Jewelry Information
Although hard enough for jewelry use, rare hambergite is a gem for collectors of the unusual. Its combination of high...
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!