Lepidocrocite in quartz 0.770ct loose
Sale price¥6,980
Lepidocrocite in quartz 0.782ct loose
Sale price¥6,980
Lepidocrocite in quartz 1.096ct loose
Sale price¥9,800
Lepidocrocite in quartz 1.324ct loose
Sale price¥6,980
Lepidocrocite in quartz 0.532ct loose
Sale price¥6,980
Ethiopian Opal 0.466ct Loose (Heart Shape, Faceted Cut)
Sale price¥3,980
Ethiopian Opal 0.294ct Loose (Heart Shape, Faceted Cut)
Sale price¥6,980
Brazilian Medusa Quartz (Paraiba Quartz) 2.484ct loose stone
Sale price¥39,800
Brazilian Quartz in Quartz 14.298ct Loose Stone
Sale price¥25,800
Scapolite 0.587ct loose stone from Japan and Germany
Sale price¥8,800
[Sakura Incut] Danburite 8.3mm/1.585ct loose with patch
Sale price¥29,800
Brazilian Medusa Quartz (Paraiba Quartz) 2.524ct loose
Sale price¥35,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.317ct loose
Sale price¥24,800
Brazilian Paraiba tourmaline in quartz 1.602ct loose
Sale price¥49,800
Rutilated Quartz (Rutile Quartz) 7.440ct Loose (Sun Rutilated Quartz)
Sale price¥25,800
Rutilated Quartz (Rutilated Quartz) 9.721ct Loose (Sun Rutilated Quartz)
Sale price¥29,800
Aquamarine in quartz 18.954ct rough stone
Sale price¥15,800
American Herkimer Diamond (Rock Crystal) 5.5mm/0.534ct Loose
Sale price¥8,800
American Herkimer Diamond (Rock Crystal) 5.3mm/0.594ct Loose
Sale price¥8,800
Medusa Quartz (Paraiba Quartz) 1.855ct loose
Sale price¥25,800
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.