Purple Apatite 0.896ct Loose Stone with Certificate of Authenticity
Sale price¥11,000
Purple Apatite 1.549ct Loose Stone with Certificate
Sale price¥18,800
Purple Apatite 0.993ct Loose Stone with Certificate of Authenticity
Sale price¥9,800
Madagascar Purple Sapphire 0.315ct Loose
Sale price¥12,800
Tanzanite from Tanzania 4.9mm/0.531ct loose stone
Sale price¥12,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.192ct Loose Stone
Sale price¥13,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.272ct Loose Stone
Sale price¥19,800
Tanzanite from Tanzania 0.331ct loose stone
Sale price¥5,980
Tanzanite from Tanzania 0.734ct loose stone
Sale price¥12,800
Tanzanite 0.513ct loose stone (sugarloaf cut) from Tanzania
Sale price¥9,800
Myanmar Purple Spinel 0.311ct Loose Stone
Sale price¥8,800
Blue beryl (Macis beryl) 0.172ct loose stone
Sale price¥8,800
Unheated Sri Lankan purple sapphire 0.986ct loose stone
Sale price¥9,800
Hollandite in Amethyst 3.048ct loose stone
Sale price¥9,800
Madagascar Purple Sapphire 0.311ct Loose Stone
Sale price¥9,800
Tanzania Bicolor Zoisite 2.665ct Loose Stone
Sale price¥98,000
Tanzania Purple Spinel 0.333ct Loose Stone
Sale price¥9,800
Tanzania Purple Spinel 0.356ct Loose Stone
Sale price¥8,800
Tanzania Purple Spinel 0.307ct Loose Stone
Sale price¥9,800
Tanzania Purple Spinel 0.346ct Loose Stone
Sale price¥8,800
Tanzania Bicolor Zoisite 0.147ct Loose Stone
Sale price¥3,980
Tanzania Bicolor Zoisite 3.7mm/0.228ct Loose Stone
Sale price¥5,980
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.824ct Loose Stone
Sale price¥39,800
Hackmanite from Afghanistan 4.0mm/0.181ct loose stone
Sale price¥9,800
Madagascar pink sapphire 0.335ct loose stone
Sale price¥14,800
Madagascar Purple Sapphire 0.429ct Loose
Sale price¥12,800
Blue beryl (Macis beryl) 0.199ct loose stone
Sale price¥9,800
Myanmar spinel 0.402ct loose stone
Sale price¥12,800
Myanmar spinel 4.0mm/0.263ct loose stone
Sale price¥7,980
Hackmanite from Afghanistan, 15.600ct rough stone
Sale price¥8,800
Tanzanite from Tanzania 0.804ct loose stone
Sale price¥24,800
Mozambique Rubellite 1.706ct Loose Stone
Sale price¥39,800
Tanzania Color Change Garnet 0.789ct Loose Stone
Sale price¥9,800
Purple sapphire 4mm/0.273ct loose stone
Sale price¥12,800
Tanzanite from Tanzania 0.491ct loose stone
Sale price¥8,800
Tanzanite from Tanzania 0.466ct loose stone
Sale price¥8,800
Purple zoisite from Tanzania 1.103ct loose Japanese German edition
Sale price¥98,000
Purple spinel 0.955ct loose stone
Sale price¥19,800
Tanzanian Lavender Tanzanite 0.498ct Loose Stone
Sale price¥14,800
Tanzanian Lavender Tanzanite 0.382ct Loose Stone
Sale price¥12,800
Tanzanian Lavender Tanzanite 0.558ct Loose Stone
Sale price¥12,800
Tanzanian bicolor tanzanite 0.573ct loose stone
Sale price¥15,800
Tanzanian Lavender Tanzanite 0.577ct Loose Stone
Sale price¥15,800
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.