Lepidocrocite in quartz 1.096ct loose
Sale price¥9,800
Lepidocrocite in quartz 1.324ct loose
Sale price¥6,980
Bicolor tourmaline 1.329ct loose
Sale price¥9,800
Mexican bicolor Danburite 1.932ct loose stone by Nikkei
Sale price¥34,800
[Sakura Incut] Danburite 8.3mm/1.585ct loose with patch
Sale price¥29,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.317ct loose
Sale price¥24,800
Brazilian Paraiba tourmaline in quartz 1.602ct loose
Sale price¥49,800
Australian rainbow lattice sunstone 1.082ct loose
Sale price¥6,980
Sunstone (Illusion Sunstone) 1.908ct loose
Sale price¥8,800
Spanish bicolor sphalerite 1.652ct loose
Sale price¥25,800
Tanzanian Kornerupine Cat's Eye 1.539ct Loose Stone
Sale price¥9,800
Medusa Quartz (Paraiba Quartz) 1.855ct loose
Sale price¥25,800
Myanmar color change zircon 1.00ct loose (reverse color change)
Sale price¥69,800
Australian Rainbow Lattice Sunstone 1.013ct Loose
Sale price¥5,980
Australian Rainbow Lattice Sunstone 1.635ct Loose
Sale price¥8,800
Lazurite in quartz from Madagascar 7.5mm/1.600ct loose
Sale price¥18,800
Oregon Sunstone 1.507ct loose
Sale price¥12,800
Myanmar Purple Spinel 1.364ct Loose Stone
Sale price¥29,800
Green tourmaline 1.687ct loose
Sale price¥15,800
Pink tourmaline 1.575ct loose
Sale price¥14,800
Green tourmaline 1.258ct loose
Sale price¥29,800
Aventurine aquamarine 1.022ct loose
Sale price¥6,980
Mexican Hyalite Opal 7.5mm/1.221ct Loose (Faceted Cut)
Sale price¥14,800
Gray diamond 1.247ct loose
Sale price¥228,000
Strawberry quartz from Kazakhstan 1.613ct loose
Sale price¥12,800
Strawberry quartz from Kazakhstan 1.031ct loose
Sale price¥8,800
Bloodshot Iolite Sunstone 1.250ct Loose
Sale price¥12,800
Copper rutilated quartz 1.135ct loose
Sale price¥5,980
Copper rutilated quartz 1.165ct loose
Sale price¥5,980
Copper rutilated quartz 1.747ct loose
Sale price¥6,980
Tibetan bicolor andesine 1.856ct loose
Sale price¥22,800
Tibetan bicolor andesine 1.972ct loose
Sale price¥24,800
Hokkaido rhodochrosite 1.035ct loose
Sale price¥9,800
Brazilian dumortierite in quartz 1.517ct loose
Sale price¥12,800
Brazilian dumortierite in quartz 1.796ct loose
Sale price¥15,800
Brazilian dumortierite in quartz 1.142ct loose
Sale price¥9,800
Indian bag site 1.763ct loose
Sale price¥9,800
Indian bag site 1.513ct loose
Sale price¥9,800
Lepidolite from Tanzania 1.035ct Ruth Japanese German edition
Sale price¥9,800
Sealite from Afghanistan 1.011ct loose
Sale price¥5,980
Sealite from Afghanistan 1.086ct loose
Sale price¥5,980
Goshenite 6.5mm/1.066ct loose stone
Sale price¥12,800
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.