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Blue Moonstone *Includes common name

Among moonstones, those that exhibit a blue Schiller effect are called blue moonstones. It was once mined in Sri Lanka, but it is said that the mines have now been depleted and it is no longer mined.
Currently, what is being distributed as "Blue Moonstone" is often called andesine labradorite, peristerite, and white labradorite, which belong to the same feldspar group as moonstone and exhibit similar optical effects. "Blue Moonstone" is commonly used as the name (distribution name).

Karatz GemMagazine
" Blue Moonstone "

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Sold out Blue moonstone (pyramid cut, 5 x 5 mm, 4 x 4 mm) 2 stone set《Discount available for multiple purchases》
Sold out スリランカ産ムーンストーン 0.298ctルース
Sold out ムーンストーン 18.376ctルース
Sold out 【さくらインカット】アンデシン・ラブラドライト(通称名 ブルームーンストーン) 6mmルース - カラッツSTORE
coming soon 【12557972掲載】タンザニア産アンデシン・ラブラドライト(通称名 ブルームーンストーン) 0.726ctルース
Sold out 【甲州貴石切子】アンデシン・ラブラドライト(通称名 ブルームーンストーン) 1.970ctルース ワッペン付
Sold out K18タンザナイト・アイオライト・ブルームーンストーンリング - KARATZ STORE|カラッツSTORE
Sold out K18タンザナイト・アイオライト・ブルームーンストーンリング - KARATZ STORE|カラッツSTORE

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.