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0.1ct - 2.0ct

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Benitoite 0.231ct loose Sale price¥220,000

Benitoite 0.286ct loose Sale price¥258,000

Sold out マグネシオアキシナイト 0.122ctルース
Sold out コッパールチルクォーツ 1.246ctルース
Sold out コロンビア産エメラルド 0.187ctルース

Ruby 0.110ct loose Sale price¥9,800

Sold out ルビー 0.226ctルース
Sold out アクアマリン 0.334ctルース
Sold out コーネルピン 0.232ctルース
Sold out ナミビア産ジェレメジェバイト 1.234ct原石
Sold out バイカラーサファイア 1.378ctルース
Sold out モザンビーク産パライバトルマリン 0.281ctルース
Sold out ブルーサファイア 0.241ct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.