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colored stone loose

A list of colored stones and loose gemstones.

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Morganite 2.736ct loose Sale price¥16,800

Morganite 1.572ct loose Sale price¥8,800

Morganite 1.559ct loose Sale price¥9,800

Morganite 1.119ct loose Sale price¥6,980

Morganite 1.164ct loose Sale price¥6,980

Morganite 1.135ct loose Sale price¥6,980

Morganite 0.863ct loose Sale price¥5,980

Tanzanite 1.741ct loose Sale price¥45,800

Hemimorphite 18.750ct loose Sale price¥59,800

Hauinite 0.081ct loose Sale price¥19,800

KARATZ Custom Made

Why not take your favorite gemstone that you found at KARATZ and have it made into custom-made jewelry? It will be made by skilled Japanese craftsmen.
We carefully craft each piece of jewelry, starting with the stone setting, to match the individual characteristics of the gemstone.

The fifth reprint has been decided and is now on sale at bookstores nationwide and online.

Written by KARATZ, book “Jewelry Illustrated Book”

The book provides explanations about over 300 types of gemstones, from new standard birthstones to rare stones that are hard to find, as well as a diary of our company representative, Mr. Koyama's, gemstone shopping experience in Thailand and Sri Lanka, and tips for photographing gemstones, allowing you to learn about the appeal of gemstones from various perspectives.