A market-wide average across qualities and sizes. Your stone's value depends on carat, color, clarity, cut, treatment, and origin.
Aquamarine is the blue to blue-green variety of beryl, colored primarily by iron. It has Mohs hardness 7.5–8, good toughness and typically high clarity, making it a durable and popular gemstone for all jewelry types.
Market averages will not price your stone. GemstoneAI identifies gems and jewelry from a photo, checks authenticity and treatment signals, and gives you a real market valuation in seconds. Free to try.
The GemstoneAI market index for aquamarine is $262 per carat as of 2026-08-04. That is a market-wide average across qualities, not a quote for a specific stone. Individual value depends on carat, color, clarity, cut, treatment, and origin.
Visual tests alone are unreliable. GemstoneAI analyzes a photo of your stone for identity, treatment indicators, and authenticity signals, then estimates market value. It is free to try.
Over the past 30 days the aquamarine index moved +4.9%. Gem prices move on supply, demand, and metal markets; treat any single stone as a collectible first and an asset second.