Goshenite 5.7mm/0.572ct loose stone
Sale price¥5,980
Tanzanian Kornerupine 0.154ct loose stone
Sale price¥12,800
[Posted 12548743] Cornellpine from Tanzania 0.181ct loose
Sale price¥29,800
Tanzanian Kornerupine 0.212ct loose stone
Sale price¥19,800
Brazilian Paraiba tourmaline in quartz 0.871ct loose
Sale price¥18,800
Mica in Quartz 0.980ct Loose
Sale price¥6,980
Mica in Quartz 0.834ct Loose Stone
Sale price¥6,980
Mica in Quartz 0.544ct Loose Stone
Sale price¥6,980
[Moonsteiner] Pyrite in Quartz 18.288ct Loose
Sale price¥59,800
Tanzanian Kornerupine Cat's Eye 0.866ct Loose Stone
Sale price¥5,980
Tanzanian Kornerupine Cat's Eye 1.539ct Loose Stone
Sale price¥9,800
Lazurite in quartz from Madagascar 7.5mm/1.600ct loose
Sale price¥18,800
Chrysoberyl cat's eye 2.843ct loose
Sale price¥39,800
Color change sapphire 0.453ct loose
Sale price¥5,980
Brazilian dumortierite in quartz 0.731ct loose
Sale price¥8,800
Brazilian dumortierite in quartz 0.496ct loose
Sale price¥6,580
Brazilian dumortierite in quartz 0.506ct loose
Sale price¥7,980
Brazilian dumortierite in quartz 0.309ct loose
Sale price¥4,980
Brazilian dumortierite in quartz 1.517ct loose
Sale price¥12,800
Brazilian dumortierite in quartz 3.247ct loose
Sale price¥25,800
Brazilian dumortierite in quartz 1.796ct loose
Sale price¥15,800
Brazilian Dumortierite in Quartz 2.932ct loose
Sale price¥25,800
Brazilian dumortierite in quartz 1.894ct loose
Sale price¥19,800
Goshenite 6mm/0.866ct loose stone
Sale price¥12,800
Goshenite 6mm/0.896ct loose stone
Sale price¥12,800
Brazilian dumortierite in quartz 1.186ct loose (faceted cut)
Sale price¥12,800
Brazilian dumortierite in quartz 2.625ct loose (faceted cut)
Sale price¥26,800
Brazilian dumortierite in quartz 1.971ct loose (faceted cut)
Sale price¥19,800
Brazilian dumortierite in quartz 1.390ct loose (faceted cut)
Sale price¥15,800
Brazilian dumortierite in quartz 1.573ct loose (faceted cut)
Sale price¥18,800
Synthetic moissanite 0.372ct loose
Sale price¥9,800
Chrysoberyl cat's eye from Sri Lanka 5.176ct loose
Sale price¥198,000
Cornel pin cat's eye 0.513ct loose
Sale price¥6,980
Cornel pin cat's eye 0.872ct loose
Sale price¥6,980
Cantera opal 17.221ct loose
Sale price¥25,800
Sea blue chalcedony 6.964ct loose
Sale price¥7,980
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.