Tanzanian Kornerupine 0.229ct loose stone
Sale price¥25,800
Tanzanian Kornerupine 0.249ct loose stone
Sale price¥22,800
Tanzanian Kornerupine 0.303ct loose stone
Sale price¥12,800
Tanzanian Kornerupine 0.201ct loose stone
Sale price¥25,800
Tanzanian Kornerupine 0.200ct Loose Stone
Sale price¥18,800
Almandine Garnet 1.255ct Loose Stone
Sale price¥14,800
White Conch Pearl (with flame pattern) 0.627ct loose stone with jewel
Sale price¥69,800
Brazilian Romanesite in Quartz 2.914ct loose stone
Sale price¥9,800
Brazilian Flower Quartz 4.666ct Loose Stone
Sale price¥12,800
Brazilian Flower Quartz 6.928ct Loose Stone
Sale price¥17,800
Brazilian Flower Quartz 6.004ct Loose Stone
Sale price¥15,800
Brazilian Flower Quartz 7.144ct Loose Stone
Sale price¥17,800
Brazilian Flower Quartz 6.501ct Loose Stone
Sale price¥16,800
Brazilian Flower Quartz 6.582ct Loose Stone
Sale price¥16,800
Tanzanian Chrome Tourmaline 0.522ct Loose Stone
Sale price¥5,980
Chrysoberyl cat's eye 1.088ct loose stone
Sale price¥8,800
Cristobalite in Quartz 2.417ct Loose Stone
Sale price¥12,800
Cristobalite in Quartz 1.660ct Loose
Sale price¥9,800
Pakistani Oil in Quartz 1.337ct Loose Stone (Moving Bubbles)
Sale price¥19,800
Brazilian Dumortierite in Quartz 0.495ct loose stone
Sale price¥5,980
Brazilian Dumortierite in Quartz 0.387ct loose stone
Sale price¥5,980
Brazilian Dumortierite in Quartz 0.432ct Loose Stone
Sale price¥6,980
Russian Demantoid Garnet (Horsetail) 2.9mm/0.194ct Loose Stone
Sale price¥29,800
Nepalese bicolor kyanite 0.987ct loose stone
Sale price¥9,800
Nepalese Bicolor Kyanite 6.3mm/0.903ct Loose Stone
Sale price¥9,800
Myanmar Leuco Garnet 0.324ct loose stone
Sale price¥39,800
Synthetic Moissanite 7.999ct loose stone
Sale price¥39,800
Synthetic Moissanite 8.931ct loose stone
Sale price¥55,800
Synthetic Moissanite 4.924ct loose stone
Sale price¥39,800
YAG (Yttrium Aluminum Garnet) 1.357ct loose stone
Sale price¥16,800
YAG (Yttrium Aluminum Garnet) 1.171ct loose stone
Sale price¥14,800
Brazilian Paraiba tourmaline in quartz 0.871ct loose
Sale price¥18,800
Tanzanian Kornerupine Cat's Eye 1.331ct Loose Stone
Sale price¥7,980
Mexican Cantera Opal 15.195ct Loose
Sale price¥18,800
Mica in Quartz 0.980ct Loose
Sale price¥6,980
Mica in Quartz 0.864ct Loose Stone
Sale price¥6,980
Mica in Quartz 0.834ct Loose Stone
Sale price¥6,980
Mica in Quartz 0.760ct Loose
Sale price¥6,980
Mica in Quartz 0.588ct Loose Stone
Sale price¥6,980
Mica in Quartz 0.544ct Loose Stone
Sale price¥6,980
Medusa Quartz (Paraiba Quartz) 1.666ct loose
Sale price¥22,800
Tanzanian Kornerupine 0.198ct loose stone
Sale price¥24,800
Brazilian Paraiba tourmaline in quartz 4.772ct loose
Sale price¥59,800
Tanzanian Kornerupine Cat's Eye 0.986ct Loose Stone
Sale price¥6,980
Brazilian Medusa Quartz (Paraiba Quartz) 1.975ct Loose Stone
Sale price¥29,800
Brazilian Medusa Quartz (Paraiba Quartz) 0.400ct Loose
Sale price¥6,980
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.