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Products on display at Yurakucho Marui

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Kunzite 50.260ct loose Sale price¥198,000

Hackmanite 1.060ct loose Sale price¥198,000

Aquamarine 9.00ct loose Sale price¥148,000

Fire opal 52.470ct loose Sale price¥69,800

Boulder opal 4.720ct loose Sale price¥29,800

Morganite 3.220ct loose Sale price¥19,800

White sapphire 0.418ct loose Sale price¥16,800

[KEN] Zircon 0.654ct loose Sale price¥9,800

Afghanite 0.210ct loose Sale price¥8,800

Morganite 0.670ct loose Sale price¥5,980

Sold out ノンオイルエメラルド 1.76ctルース GIA
Sold out ペリドット 10.30ctルース
Sold out 【12534203掲載】スフェーン 5.810ctルース
Sold out スターサファイア 90.36ctルース

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.