aquamarine with green hues - aquamarine buying guide
aquamarine with green hues - aquamarine buying guide

Aquamarine Buying Guide


No gem evokes the blue-green colors of the sea like aquamarine. Our aquamarine buying guide can help you choose the best gemstone for your jewelry project.

4 Minute Read

Commonly associated with sailors and the sea, some believe this gem has protective powers and can even bring good health. The modern birthstone for March, aquamarine has become a popular gem for engagement rings, too. Watery blue to blue-green aquamarines make great additions to jewelry as well as gemstone collections.

Although these gems have a moderate price range, the best displays of their beautiful color require large stones. For buyers on a budget, synthetic pieces and alternative blue or blue-green stones may offer the best performance and value.

Aquamarine Buying and the Four Cs

The IGS aquamarine value listing has price guidelines for faceted and cabbed aquamarine.

Color

Aquamarine, the beryl variety with blue to blue-green hues, gets its color from iron speciation in the crystal. Unlike other colored gemstones, aquamarine's value comes primarily from its tone rather than hue and saturation. Darker tones fetch higher values, and dark stones with some grey will cost more than lighter stones.

Still, light-tone stones can be quite beautiful. Some connoisseurs even prefer gems a few shades lighter than the darkest aquamarines available. However, stones called "white aquamarine" are not aquamarine and should be labeled as goshenite or colorless beryl....


Addison Rice

A geologist, environmental engineer and Caltech graduate, Addison’s interest in the mesmerizing and beautiful results of earth’s geological processes began in her elementary school’s environmental club. When she isn’t writing about gems and minerals, Addison spends winters studying ancient climates in Iceland and summers hiking the Colorado Rockies.

Never Stop Learning

When you join the IGS community, you get trusted diamond & gemstone information when you need it.

Become a Member

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!