AltGems
Updated as of June 2026

Euclase engagement rings

A rare collector gem prized for its delicate blue to sea green hues. Its name comes from Greek words for easy breaking, a nod to its cleavage. Here is how it works in engagement rings specifically.

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Choosing a Euclase engagement ring

At Mohs 7.5, Euclase is hard enough to hold up well in a engagement ring. For color, look for an even blue tone, and match the metal to your skin tone and budget.

Best metals and settings

Euclase pairs well with white gold, platinum, sterling silver. A bezel or halo setting adds protection for daily wear. Compare options in our metal guides.

More on this stone: Euclase overview, price guide, and care guide.

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Frequently asked questions

Is Euclase good for a engagement ring?
At Mohs 7.5, Euclase is hard enough to hold up well in a engagement ring.
How much does a Euclase engagement ring cost?
The stone itself runs about $100 to $600 per carat, and the finished engagement ring price depends on the metal and setting. Euclase pairs well with white gold, platinum, sterling silver.
What metal suits a Euclase engagement ring?
Euclase looks best in white gold, platinum, sterling silver. See our metal guides to weigh durability against cost.