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Montana Sapphire (Montana Sapphire)

This refers to sapphires that are mined in Montana, USA.
There are several deposits, and the one found in the Yogo Valley, also known as Yogo Sapphire, is the most valuable.
Montana sapphires are said to come in many fancy colors such as yellow, green, and pink.
Sapphire is the birthstone for September.

Karatz GemMagazine
" Montana Sapphire "

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Montana Agate 9.528ct Loose Sale price¥9,800

Sold out Montana sapphire 9 stone half eternity ring set (3.0mm)
Sold out Montana sapphire 8 stone half eternity ring set (3.5mm)
Sold out モンタナサファイア(ヨーゴ産) 0.117ctルース
Sold out モンタナサファイア 0.119ctルース
Sold out [On sale from 10pm on 12/29] Montana sapphire 10 stone half eternity ring set (approx. 2.6mm)
Sold out モンタナサファイア 0.305ct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.