A market-wide average across qualities and sizes. Your stone's value depends on carat, color, clarity, cut, treatment, and origin.
Carnelian is a translucent to opaque variety of chalcedony, known for its warm hues ranging from orange to reddish-brown. Its hardness of 6.5 to 7 on the Mohs scale makes it suitable for various jewelry applications, often cut into cabochons or beads.
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.
Featured in National Jeweler
The middle first-read value from GemstoneAI scans of each kind of carnelian jewelry. All jewelry values from real scans.
The GemstoneAI market index for carnelian is $10 per carat as of 2026-11-09. 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 identifies the stone from a photo, shows what else it could be, and estimates market value. It is free to try.
Gem prices move on supply, demand, and metal markets; treat any single stone as a collectible first and an asset second.