Tanzania

Tanzanite 0.753ct loose stone from Tanzania Sale price¥25,800

Tanzanian Rhodolite Garnet 1.194ct Loose Stone Sale price¥15,800

Tanzanian Rhodolite Garnet 0.733ct Loose Stone Sale price¥9,800

0.796ct Loose Bicolor Grossular Garnet from Tanzania Sale price¥39,800

Tanzanian Zoisite 0.956ct Loose Stone Sale price¥19,800

Tanzanite from Tanzania 0.889ct loose stone Sale price¥18,800

Tanzanian Tanzanite 4.3mm/0.311ct Loose Stone Sale price¥12,800

Tanzanian Rhodolite Garnet 9.2mm/4.174ct Loose Stone Sale price¥29,800

Tanzanian Rhodolite Garnet 9.3mm/4.393ct Loose Stone Sale price¥29,800

Tanzanite 0.579ct loose stone from Tanzania Sale price¥5,980

Tanzanian Zoisite 5.5mm/0.689ct Loose Sale price¥18,800

Tanzanian Lavender Tanzanite 0.391ct Loose Stone Sale price¥12,800

0.343 ct Tanzanite Loose Gemstone from Tanzania Sale price¥8,800

0.296ct Loose Tanzanite from Tanzania Sale price¥12,800

Tanzanian Kornerupine 0.132ct Loose Stone Sale price¥9,800

Cornell pin from Tanzania 0.246ct loose Sale price¥39,800

Tanzanian Kornerupine 0.264ct loose stone Sale price¥29,800

Tanzanian Kornerupine 0.277ct loose stone Sale price¥29,800

Tanzanian Kornerupine 0.272ct loose stone Sale price¥18,800

Tanzanian Green Zoisite 0.354ct Loose Stone Sale price¥12,800

Green zoisite from Tanzania, 0.262 ct loose Sale price¥9,800

Tanzanian Mandarin Garnet 0.352ct Loose Stone Sale price¥18,800

Tanzanian Canary Yellow Chrysoberyl 0.139ct Loose Stone Sale price¥16,800

Tanzanite from Tanzania 0.467ct loose stone Sale price¥9,800

Tanzanite from Tanzania 0.436ct loose stone Sale price¥8,800

Tanzanian Bicolor Grossular Garnet 2.997ct Loose Stone Sale price¥69,800

Tanzanite from Tanzania 0.730ct loose stone Sale price¥29,800

Tanzanite from Tanzania 0.680ct loose stone Sale price¥15,800

Tanzanite from Tanzania 2.777ct loose stone Sale price¥98,000

Bicolor Zoisite 1.210ct loose Sale price¥15,800

Tanzanian orange zircon 3.804ct loose Sale price¥35,800

Tanzanian Chrome Tourmaline 0.164ct Loose Stone Sale price¥9,800

[12/7 22:00] Tanzanian Zoisite 1.312ct Loose Stone Sale price¥18,800

Bicolor Zoisite 0.581ct loose Sale price¥12,800

Bicolor grossular garnet 0.782ct loose Sale price¥12,800

[12/6 22:00] Tanzanian Green Zoisite 0.435ct Loose Stone Sale price¥12,800

Cornell pin from Tanzania 0.523ct loose Sale price¥7,980

Bicolor tanzanite 0.479ct loose Sale price¥18,800

Pink zoisite from Tanzania 0.536ct loose Japanese German edition Sale price¥39,800

Tanzanian Almandine Garnet 0.885ct Loose Stone Sale price¥8,800

Tanzanian Almandine Garnet 11.0mm/6.787ct Loose Stone Sale price¥49,800

Tanzanian Almandine Garnet 10mm/6.196ct Loose Stone Sale price¥29,800

Tanzanian Almandine Garnet 6.5mm/1.071ct Loose Stone Sale price¥11,000

Tanzanian Almandine Garnet 2.897ct Loose Stone Sale price¥22,800

Tanzanian Almandine Garnet 2.169 ct Loose Stone Sale price¥21,800

Tanzanian Rhodolite Garnet 2.081ct Loose Stone, Japan-Germany Exchange Sale price¥18,800

Tanzanian Almandine Garnet 2.972ct Loose Stone Sale price¥18,800

Tanzanian Rhodolite Garnet 3.486ct Loose Stone Sale price¥24,800

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.