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coming soon 【11/24 22時販売】Pt900 コロンビア産エメラルド 0.60ct ダイヤモンド0.19ctリング
coming soon 【11/24 22時販売】Pt900 ロシア産デマントイドガーネット(ホーステール認む) 4.3mm/0.33ct・ ダイヤモンド0.48ctリング 
coming soon 【11/24 22時販売】Pt900 ロシア産デマントイドガーネット(ホーステール認む) 3.5mm/0.38ct ピアス
coming soon 【22602454掲載】Pt900 ブラジル産パライバトルマリン 0.41ct ペンダント(ネックレス)
coming soon 【22602453掲載】Pt900 モザンビーク産パライバトルマリン 0.08ct ペンダント(ネックレス)
Sold out K18YG奈良県天川村産レインボーガーネット(アンドラダイトガーネット)1.11 ctペンダントトップ(ネックレストップ)
Sold out 【22602349掲載】【カラフリ】K18YGシトリンリング

Pt950 Benitoite 0.14ct ring Sale price¥128,000

Pt950 Sphene 0.21ct ring Sale price¥98,000

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.