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Euclase

Euclase has an impressive blue to blue-green hue. It is one of the rare stones that is produced in small quantities and difficult to cut due to its brittle nature. In addition to blue, it also comes in other colors such as colorless, pink, yellow, and green.

Karatz GemMagazine
" Euclace "

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Sold out 1 Brazilian Euclase rough stone (discount available for multiple purchases)
Sold out [Available at 10 PM on August 17th] Limited Edition 12 Stones Rare Stone Gacha💎 Benitoite, Zimbabwean Euclase, Brazilian Alexandrite, and Paraiba Tourmaline (Loose Stone) [Multiple Purchase Discounts Available]

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 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.