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ラウンドカット

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Sold out ブラジル産ティンカーベルクォーツ(ピンクファイヤークォーツ) 0.237ctルース
Sold out [Mr. Sanjay] Pakistani oil-in quartz 0.524ct loose
Sold out [Mr. Sanjay] Yellow sapphire 0.240ct loose
Sold out ブラジル産サンタマリアアクアマリン 0.160ctルース
Sold out Spanish Sphalerite 4.6mm/0.548ct loose stone
Sold out スペイン産スファレライト 0.826ctルース

Spinel 0.323ct loose Sale price¥3,980

Auinite 2.5mm/0.071ct loose Sale price¥8,800

Auinite 2.3mm/0.060ct loose Sale price¥7,980

Sold out Auinite 2.1mm/0.045ct loose

Auinite 2.6mm/0.084ct loose Sale price¥9,800

Auinite 2.4mm/0.064ct loose Sale price¥9,800

Sold out ペリドット 0.798ctルース
Sold out パラサイティックペリドット 0.288ctルース
Sold out Bicolor Sphalerite 2.687ct loose
Sold out スファレライト 1.168ctルース
Sold out スファレライト 1.256ctルース
Sold out バイカラースファレライト 1.321ctルース
Sold out スファレライト 1.338ctルース
Sold out [Dandelion cut] Aquamarine 6mm/0.727ct loose with patch
Sold out ブラジル産サンタマリアアクアマリン 0.211ctルース
Sold out スリランカ産非加熱カラーチェンジサファイア 0.491ctルース
Sold out ブルーサファイア 0.089ct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.