Cornel pin cat's eye 0.872ct loose
Sale price¥6,980
Cornel pin cat's eye 0.513ct loose
Sale price¥6,980
British Rosary Fluorite 1.841ct loose
Sale price¥5,980
British Rosary Fluorite 4.738ct loose
Sale price¥9,800
Brazilian Alexandrite 0.086ct Ruth (Hemachita Mine)
Sale price¥18,800
Brazilian Alexandrite 0.074ct Ruth (Hemachita Mine)
Sale price¥15,800
Lavender spinel 0.305ct loose
Sale price¥7,980
Blue spinel 1.949ct loose
Sale price¥29,800
Purple spinel 0.754ct loose
Sale price¥9,800
Purple zoisite 3.758ct rough stone from Tanzania
Sale price¥29,800
Chrysoberyl cat's eye from Sri Lanka 5.176ct loose
Sale price¥198,000
[Camellia cut] Opal 14mm/5.283ct loose with patch
Sale price¥98,000
Colombian Euclase 3.417ct rough stone
Sale price¥12,800
Gacha sapphire 0.268ct loose stone
Sale price¥26,800
Pink tourmaline 1.690ct loose
Sale price¥39,800
Brazilian bicolor tourmaline 7.489ct loose
Sale price¥49,800
Zircon 1.800ct loose
Sale price¥6,980
Mint color tourmaline 0.115ct loose
Sale price¥5,980
Synthetic moissanite 0.372ct loose
Sale price¥9,800
Andalusite 0.604ct loose
Sale price¥6,980
Benitoite 2.2mm/0.229ct loose
Sale price¥57,800
Brazilian dumortierite in quartz 1.573ct loose (faceted cut)
Sale price¥18,800
Brazilian dumortierite in quartz 1.390ct loose (faceted cut)
Sale price¥15,800
Brazilian dumortierite in quartz 1.971ct loose (faceted cut)
Sale price¥19,800
Brazilian dumortierite in quartz 2.625ct loose (faceted cut)
Sale price¥26,800
Brazilian dumortierite in quartz 1.186ct loose (faceted cut)
Sale price¥12,800
[Mr. Sanjay] Mexican water opal 3.161ct loose (Contrarus opal)
Sale price¥69,800
Bicolor tourmaline 0.467ct loose
Sale price¥6,980
White topaz 1.140ct loose
Sale price¥5,980
Pink tourmaline 6mm/0.990ct loose stone
Sale price¥12,800
Green Tourmaline 6mm/0.991ct Loose
Sale price¥15,800
Goshenite 6mm/0.896ct loose stone
Sale price¥12,800
Goshenite 6mm/0.866ct loose stone
Sale price¥12,800
Brazilian dumortierite in quartz 1.894ct loose
Sale price¥19,800
Brazilian Dumortierite in Quartz 2.932ct loose
Sale price¥25,800
Silky sapphire from Sri Lanka 1.319ct loose
Sale price¥15,800
Silky sapphire from Sri Lanka 0.627ct loose
Sale price¥8,800
Silky sapphire from Sri Lanka 0.868ct loose
Sale price¥12,800
Silky sapphire from Sri Lanka 0.981ct loose
Sale price¥14,800
Silky sapphire from Sri Lanka 1.036ct loose
Sale price¥12,800
Silky sapphire from Sri Lanka 0.920ct loose
Sale price¥14,800
Silky sapphire from Sri Lanka 0.928ct loose
Sale price¥9,800
Silky sapphire from Sri Lanka 0.632ct loose
Sale price¥8,800
Silky sapphire from Sri Lanka 1.086ct loose
Sale price¥15,800
Bicolor tourmaline 0.675ct loose
Sale price¥6,980
Sealight from Afghanistan 0.602ct loose
Sale price¥3,980
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.