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Sold out Andesine Labradorite (commonly known as Rainbow Moonstone) 0.117ct loose
Sold out Andalusite 0.767ct loose

Andalusite 0.487ct loose Sale price¥7,980

Sold out Andalusite 0.770ct loose
Sold out レピドクロサイトインクォーツ 0.976ctルース
Sold out レピドクロサイトインクォーツ 0.811ctルース
Sold out レピドクロサイトインクォーツ 0.895ctルース
Sold out スリランカ産ツインスターサファイア 2.539ctルース
Sold out Sodalite 0.145ct loose
Sold out アメジスト 3.435ctルース

Pink amethyst 3.496ct loose Sale price¥6,980

Sold out [Mr. Sanje] Tanzanian Andesine Labradorite 1 stone loose (average 1.2ct) {Multiple purchase discount available}
Sold out コバルトガーナイト 0.067ctルース
Sold out コバルトガーナイト 0.068ctルース
Sold out [Mr. Sanjay] Cobalt Garnite 2.1mm/0.060ct Loose
Sold out [Mr. Sanjay] Green tourmaline 3.223ct loose
Sold out Paraiba tourmaline from Brazil 0.023ct loose
Sold out ロンドンブルートパーズ 2.021ctルース
Sold out Bekily Blue Garnet from Madagascar (color change garnet) 0.197ct loose
Sold out [Mr. Sanjay] Cobalt Garnite 1 stone loose (with translation, 2.0-2.3mm)《Multiple purchase discount available》
Sold out 合成アレキサンドライト 0.264ct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.