Skip to content

ロゼンジカット

Sort by

Sold out ブラジル産スイスブルートパーズ 1.025ctルース
Sold out 合成アレキサンドライト 0.228ctルース
Sold out 合成サファイア 2.348ctルース
Sold out アフガニスタン産ラピスラズリ 1.103ctルース
Sold out トルコ産カラーチェンジダイアスポア 0.339ctルース
Sold out Brazilian Swiss Blue Topaz 1.198ct Loose
Sold out 0.562ct Almandine Garnet Loose Stone from Mozambique
Sold out Brazilian Pink Amethyst 2.545ct Loose Stone
Sold out Brazilian color-shift amethyst 1.085ct loose
Sold out 【12562100掲載】ブラジル産シトリン 1.852ctルース
Sold out Brazilian Rainbow Scapolite 0.435ct Loose Stone
Sold out 【12561176掲載】メキシコ産オパール(ファセットカット) 0.644ctルース
Sold out 【12561129掲載】スリランカ産イエローサファイア 0.291ctルース
Sold out Brazilian London Blue Topaz 0.641ct Loose
Sold out 【12561913掲載】オーストラリア産ブラックオパール 0.221ctルース
Sold out Sri Lankan green zircon 0.494ct loose stone
Sold out Tanzanian Almandine Garnet 0.586ct Loose
Sold out Colombian oil-free emerald 0.17ct loose GIA
Sold out American Peridot 0.770ct Loose Stone
Sold out [12/7 22:00] Sri Lankan Yellow Sapphire 0.508ct Loose
Sold out 2.393ct Synthetic Sapphire Loose Stone (Synthetic Blue Sapphire)
Sold out タンザニア産アルマンディンガーネット 0.656ctルース
Sold out デュモルチェライトインクォーツ 0.350ctルース
Sold out ザンビア産エメラルド 0.119ctルース
Sold out ザンビア産エメラルド 0.171ctルース
Sold out スリランカ産ピンクスピネル 0.493ctルース
Sold out [12554726] Cambodian bicolor zircon 5.480ct loose stone
Sold out ブラジル産ホワイトカルセドニー 0.308ctルース
Sold out サファイア 0.283ct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.

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.