Birthstone list
【5/10 22時販売】ブルーサファイア 0.874ctルース
Sale price¥29,800
【5/10 22時販売】スリランカ産ブルーサファイア 0.245ctルース
Sale price¥12,800
【5/10 22時販売】ブルーサファイア 0.699ctルース
Sale price¥8,800
【5/10 22時販売】ブルーサファイア 0.533ctルース
Sale price¥12,800
【5/9 22時販売】南アフリカ産ダイヤモンド 0.210ct原石
Sale price¥8,800
【5/9 22時販売】【甲州貴石切子】ルードヴィッヒアイトインペリドット 2.510ctルース《コラボ》 ワッペン
Sale price¥39,800
【5/9 22時販売】マダガスカル産アンデシン・ラブラドライト（通称名 レインボームーンストーン） 1.220ctルース
Sale price¥11,000
【5/9 22時販売】コロンビア産エメラルドキャッツアイ 0.108ctルース
Sale price¥8,800
【5/9 22時販売】ブラジル産パライバトルマリン 0.225ct原石（ CuO:2.1%、MnO:0.9%）
Sale price¥8,800
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.
