Ruby Buying Guide
Learn essential ruby buying tips from experts. Discover how to evaluate color, clarity, cut & carat weight. Avoid synthetic stones & treatments. Complete guide for smart buyers.
12 Minute Read
Related Articles
Ruby Gemstone Value, Price & Jewelry Insights
Discover everything about ruby gemstones — from value factors and origins to care tips. Learn what determines ruby prices and...
Read More
Ruby and Sapphire Survey: Where Do You Draw the Line?
Our survey asked for your input on the age-old question: where is the line between ruby and sapphire? The results...
Read More
Advice For Grading Dark Colored Gemstones
Faceted dark colored gemstones can have intense colors but little brilliance. A simple formula can help a gemologist estimate a...
Read More
Mined in America: Top Spots for Gem Hunting in the US
Discover America's best gem hunting locations where you can unearth emeralds, diamonds, sapphires and more! Plan your gemology vacation with...
Read More
Latest Articles
800 Years of Mogok: A Celebration in Tenuous Times
As Mogok, Myanmar prepares to celebrate its 800th anniversary, the inhabitants of this prolific gem producing region face an uncertain...
Read More
What is the Average Gemstone Faceting Yield?
What’s the average gemstone faceting yield from a single piece of rough? Learn how to estimate how much material you’ll...
Read More
Pyroxmangite Value, Price, and Jewelry Information
Pyroxmangite grains are rare, seldom clean enough to facet, and difficult to cut. However, when cut, they are extremely beautiful...
Read More
How to Identify Emerald Simulants and Synthetics
Gemologists can separate natural emeralds from emerald simulants and synthetics. Learn about the most common tools and techniques for this....
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!