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Sold out 【サンジェ氏】パープルスピネル 0.542ctルース
Sold out 【KEN氏】ジルコン 1.249ctルース - カラッツSTORE
Sold out ウォーターメロントルマリン 5.554ctルース
Sold out コンクパール(火焔模様有り) 0.731ctルース
Sold out 【KEN氏】ロードライトガーネット 0.836ctルース - カラッツSTORE
Sold out アンデシン 3.300ctルース
Sold out マデイラシトリン 6.8mm/1.150ctルース
Sold out ダイヤモンド 0.210ct原石
Sold out Brazilian Rainbow Aquamarine (Iridescent Aquamarine) Loose Stone (Heart Shape) (Multiple Purchase Discounts Available)
Sold out ジンバブエ産ユークレース 0.030ctルース
Sold out [Available starting Friday, April 24th at 10 PM JST] TV Anime "The Magical Girl and the Evil Lieutenant Who Used to Be Archenemies" x KARATZ Collaboration Acrylic Stand Coasters Featuring Newly Drawn Illustrations
Sold out [Available from Friday, April 24th, 10 PM JST] TV Anime "The Magical Girl and Evil Spirit Used to Be Archenemies." x KARATZ Collaboration Original Illustration Can Mirror
Sold out [Sales start on Friday, April 24th at 10 PM JST] TV Anime "The Magical Girl and Evil Spirit Strive to Be the Best Together" x KARATZ Collaboration Original Illustration Heart Can Badge
Sold out [Sales begin 4/24 (Fri) at 10 PM] TV Anime "Once Upon a Time, a Magical Girl and an Evil Being Were at Odds." x KARATZ Collaboration Original Illustration Acrylic Keychain
Sold out ホンジュラスオパール 1.678ctルース
Sold out ホンジュラスオパール 1.264ctルース
Sold out スリランカ産イエローサファイア 0.481ctルース
Sold out Limited to 6 stones: 1 loose canary yellow tourmaline from Mozambique. Discounts available for multiple purchases.
Sold out Limited to 8 stones: 1 Sri Lankan star sapphire loose stone (5mm, round cabochon cut) Multiple purchase discounts available
Sold out Limited to 4 stones: 1 bicolor grossular garnet from Tanzania (multiple purchase discounts available)
Sold out ミャンマー産レッドスピネル 0.165ctルース
Sold out ミャンマー産レッドスピネル 0.183ctルース
Sold out ミャンマー産レッドスピネル 0.182ctルース
Sold out スフェーン 0.602ctルース
Sold out モザンビーク産ロードライトガーネット 0.520ctルース
Sold out ブラジル産スイスブルートパーズ 0.957ctルース
Sold out ブラジル産スイスブルートパーズ 0.827ctルース
Sold out ブラジル産スイスブルートパーズ 1.193ctルース
Sold out ブラジル産スイスブルートパーズ 0.983ctルース
Sold out ブラジル産スイスブルートパーズ 0.724ctルース
Sold out マデイラシトリン 1.110ctルース
Sold out 1 Russian Alexandrite loose stone (round cut, 1.3-1.6mm) {Multiple purchase discount available}
Sold out イギリス産イギリス産ロジャリーフローライト 2.801ctルース
Sold out マダガスカル産アンダリュサイト 0.832ctルース
Sold out ベトナム産アクアマリン 0.631ctルース
Sold out 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) 0.790ctルース
Sold out バイカラートルマリン 0.716ctルース
Sold out Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 0.265ct loose stone
Sold out Afghanistan Hackmanite 0.212ct loose stone
Sold out Namibian Jeremejevite 0.055ct loose stone
Sold out [Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration Clear File with New Illustration
Sold out [Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration Clear Postcard Set with New Illustrations
Sold out [Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration Holographic Badge with New Illustration
Sold out [Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration: Newly Illustration Triple Acrylic Keychains (2 Types)
Sold out オーストラリア産ブラックオパール 0.404ctルース
Sold out コンクパール(火焔模様有り) 0.432ctルース
Sold out 【12534276掲載】バイカラーサファイア 0.301ctルース
Sold out Russian demantoid garnet (horsetail recognized) 2mm/0.055ct loose

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.

KARATZ・Five Commitments

So that more people can feel closer to jewellery and enjoy it easily.
We will introduce KARATZ's thoughts on products, the attention to detail and efforts in selecting gemstones and creating jewelry.

KARATZ's Initiatives and Social Contributions

We will introduce KARATZ's efforts, including nurturing the next generation and business collaboration to develop the industry, and supporting children in Sri Lanka, the land of jewels.

KARATZ Books

These are books that KARATZ has been involved in writing, supervising, and planning. They are all books that allow you to enjoy gemstones from various angles. You can also purchase them directly.

jeweler's tools

For those who want to enjoy jewelry more but don't know what tools to use, we will introduce tools that are also used by KARATZ staff. You can also purchase them directly.