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Sphene 4.208ct loose Sale price¥79,800

Zircon 1.160ct loose Sale price¥6,980

Orange zircon 1.310ct loose Sale price¥6,980

Zircon 1.590ct loose Sale price¥6,980

Red beryl 0.310ct loose Sale price¥45,800

Imperial topaz 0.740ct loose Sale price¥25,800

Star sapphire 0.768ct loose Sale price¥3,980

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.