Conch Pearl Buying Guide
Considering a conch pearl buying trip to the Caribbean? Quality factors for these gems differ from colored gemstones. Before you make a purchase, learn to evaluate their unique flame structure and other features.
4 Minute Read
Related Articles
Calcareous Concretions Value, Price, and Jewelry Information
Several species of marine mollusks produce stony growths called calcareous concretions or non-nacreous pearls. Varieties such as conch pearls, tridacna...
Read More
Quahog Pearl Buying Guide
Your next plate of steamed clams might hold a rare quahog pearl. Learn how to judge the quality of these...
Read More
Melo Pearl Buying Guide
Bright orange colors and flames that seem to dance across the surface make the melo pearl a fascinating gem choice....
Read More
Seven Famous Pearls and Their Histories
Cursed, perfect, or just huge, these famous pearls are fascinating. Read their history-rich tales filled with people like Kublai Khan...
Read More
Latest Articles
Gemstone Orientation for Beginners
Choosing the best gemstone orientation for your rough takes skill and experience. Learn what factors you should take into account...
Read More
Amber Value, Price, and Jewelry Information
Amber is the hardened resin of ancient pine trees. This organic substance is most well-known for the incredible inclusions of...
Read More
Some Pointers on Selling Gemstones
What does it take to succeed at cutting and selling gemstones? Jeff Graham offers newcomers some advice on treating faceting...
Read More
Synthetic Aquamarines
Synthetic aquamarines are relatively rare, but gemologists may encounter them. Learn how these stones are made and how to distinguish...
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!