fakes

A number of online sites have reported on a large emerald, supposedly recently extracted from the Chivor mine in Colombia....

Not sure what your gem is? Try these 13 at-home tests to spot a fake diamond — and learn what...

Acid testing is a destructive procedure gemologists and mineralogists can use to determine if some pieces are real or fake....

Made from two or more materials, assembled gems can make durable and affordable jewelry. Learn more about gemstone doublets, triplets,...

Some faux pearls can be difficult to identify. Learn about the history and varieties of pearl simulants and how to...

What's the difference between synthetic, simulated, and created gemstones? Learn the definitions (and gray areas) of these commonly used terms....

Can you save money with an I1 clarity diamond and still have a nice-looking engagement ring? Learn how to look...

Although natural pearls are extremely rare and expensive, the availability of cultured pearls makes it easier to buy this classic,...