Brazilian dumortierite in quartz 9.490ct loose
Sale price¥25,800
Brazilian dumortierite in quartz 4.263ct loose
Sale price¥12,800
Brazilian dumortierite in quartz 4.180ct loose
Sale price¥12,800
Russian demantoid garnet (horsetail recognized) 3.7mm/0.231ct loose
Sale price¥22,800
Russian demantoid garnet (horsetail recognized) 3.8mm/0.232ct loose
Sale price¥18,800
[Rouge cut] Almandine garnet 4.632ct loose
Sale price¥15,800
[Rouge cut] Almandine garnet 3.214ct loose
Sale price¥15,800
[Rouge cut] Almandine garnet 2.661ct loose
Sale price¥12,800
Mexican cantera opal 12.610ct loose
Sale price¥29,800
Almandine garnet 2.964ct loose
Sale price¥15,800
Chrysoberyl cat's eye 0.844ct loose
Sale price¥12,800
Chrysoberyl cat's eye 0.861ct loose
Sale price¥18,800
Chrysoberyl cat's eye 0.953ct loose
Sale price¥15,800
Chrysoberyl cat's eye 0.712ct loose
Sale price¥9,800
Chrysoberyl cat's eye 0.810ct loose
Sale price¥12,800
Brazilian lepidocrocite in quartz 2.589ct loose
Sale price¥5,980
Brazilian lepidocrocite in quartz 2.225ct loose
Sale price¥4,980
Brazilian lepidocrocite in quartz 1.621ct loose
Sale price¥3,980
Bekily Blue Garnet from Madagascar (color change garnet) 0.346ct loose
Sale price¥25,800
[Panda cut] Rose quartz 5.081ct loose
Sale price¥8,800
[Panda cut] White quartz (milky quartz) 4.477ct loose
Sale price¥8,800
Cornel pin cat's eye 0.513ct loose
Sale price¥6,980
Cornel pin cat's eye 0.791ct loose
Sale price¥8,800
Cornel pin cat's eye 0.872ct loose
Sale price¥6,980
Cornel pin cat's eye 0.549ct loose
Sale price¥4,980
Cornel pin cat's eye 0.980ct loose
Sale price¥6,980
Cornelpine 0.520ct rough stone
Sale price¥3,980
Cornelpine 0.500ct rough stone
Sale price¥4,980
Cornerpine 0.890ct rough stone
Sale price¥5,980
Cornelpine 0.880ct rough stone
Sale price¥3,980
Cornelpine 0.740ct rough stone
Sale price¥3,980
Cornerpine 0.400ct rough stone
Sale price¥2,980
Cornerpine 0.730ct rough stone
Sale price¥2,980
Cornelpine 0.490ct rough stone
Sale price¥2,980
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.