Tanzanite from Tanzania 0.342ct loose stone
Sale price¥7,980
Tanzanite from Tanzania 0.342ct loose stone
Sale price¥7,980
Tanzanian mint diopside 0.364ct loose stone
Sale price¥9,800
Sunstone (Illusion Sunstone) 0.895ct loose stone
Sale price¥8,800
Zoisite 1.219ct loose stone
Sale price¥15,800
Tanzanian kornerupine (total 1.151ct) 9-stone half eternity ring set (3.0mm)
Sale price¥128,000
Tanzanian kornerupine (total 1.103ct) 9-stone half eternity ring set (3.0mm)
Sale price¥118,000
[Posted 12548489] Cornell pin from Tanzania 0.286ct loose
Sale price¥19,800
Green Zoisite 3.617ct loose
Sale price¥118,000
Bicolor Zoisite 2.481ct loose
Sale price¥69,800
Pink zoisite from Tanzania 6.7mm/1.393ct loose (peach tanzanite)
Sale price¥128,000
Bicolor tanzanite 1.165ct rough stone from Tanzania
Sale price¥7,980
Bicolor tanzanite 1.121ct rough stone from Tanzania
Sale price¥6,980
Bicolor tanzanite 0.492ct raw stone from Tanzania
Sale price¥6,980
Tanzanian purple sapphire 0.355ct loose stone
Sale price¥9,800
Tanzanian Sunstone (Illusion Sunstone) 0.627ct Loose Stone
Sale price¥9,800
Tanzanian Bicolor Grossular Garnet 1.359ct Loose Stone
Sale price¥49,800
Tanzanian Bicolor Zoisite 1.006ct Loose Stone
Sale price¥55,800
Tanzanian bicolor zoisite 1.327ct loose stone
Sale price¥59,800
1.008ct Tanzanian orange zircon loose stone
Sale price¥9,800
Tanzanian Clinozoisite 0.950ct Loose Stone (Phantom Cut)
Sale price¥3,980
Tanzanian Clinozoisite 0.710ct Loose Stone (Phantom Cut)
Sale price¥3,980
Tanzanian Almandine Garnet 2.992ct Loose Stone, Japan-Germany Exchange
Sale price¥15,800
Tanzanian Sunstone 1.599ct Loose Stone
Sale price¥9,800
Tanzanian Rhodolite Garnet 0.801ct Loose Stone
Sale price¥9,800
Tanzanian Dragon Garnet 0.977ct Loose Stone
Sale price¥27,800
Tanzanian Dragon Garnet 1.019ct Loose Stone
Sale price¥25,800
Tanzanian Rhodolite Garnet 5.1mm/0.656ct Loose Stone
Sale price¥8,800
Tanzanian magnesioaxinite 0.380ct loose stone, Japan-Germany Quantity
Sale price¥39,800
Bicolor spinel 1.040ct loose (gray/purple)
Sale price¥69,800
Tanzanite 41.690ct loose
Sale price¥2,480,000
Bicolor sapphire 0.334ct loose
Sale price¥9,800
Bicolor sapphire 0.149ct loose
Sale price¥6,980
Bicolor sapphire 0.323ct loose
Sale price¥9,800
Malaya garnet 0.972ct loose
Sale price¥9,800
Purple spinel 0.825ct loose stone
Sale price¥5,980
Tanzanite 2.726ct loose
Sale price¥110,000
Bicolor sapphire 0.853ct loose stone
Sale price¥9,800
Tanzanite 2.418ct loose
Sale price¥55,800
Tanzanian Rhodolite Garnet 0.391ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.643ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.511ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.734ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 4.5mm/0.394ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.380ct Loose Stone
Sale price¥5,980
Tanzanian Rhodolite Garnet 0.370ct Loose Stone
Sale price¥6,980
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.
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.