Iridescent Tourmaline 3.107ct Loose Stone
Sale price¥37,800
Brazilian Limonite in Topaz 6.579ct loose stone (with rainbow)
Sale price¥18,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.529ct Loose Stone
Sale price¥6,980
Brazilian dendritic quartz 3.608ct loose stone
Sale price¥8,800
Australian Black Opal 1.705ct Loose
Sale price¥12,800
Australian black opal 1.311 ct loose stone
Sale price¥18,800
Australian Black Opal 0.940ct Loose
Sale price¥18,800
Australian Black Opal 1.539ct Loose
Sale price¥15,800
Brazilian Medusa Quartz (Paraiba Quartz) 2.484ct loose stone
Sale price¥29,800
Bicolor Tourmaline 0.649ct Loose Stone, Japan-Germany
Sale price¥12,800
Oregon Sunstone 8.256ct rough stone
Sale price¥9,800
Brazilian dumortierite in quartz, 0.813 ct, loose
Sale price¥9,800
Brazilian Dendritic Quartz 6.059ct Loose Stone (Rainbow)
Sale price¥15,800
Brazilian Dendritic Quartz 8.598ct Loose Stone
Sale price¥19,800
Brazilian Dendritic Quartz 4.182ct Loose Stone
Sale price¥12,800
Rutilated Quartz (Rutile Quartz) 7.440ct Loose (Sun Rutilated Quartz)
Sale price¥18,800
Rutilated Quartz (Rutilated Quartz) 9.721ct Loose (Sun Rutilated Quartz)
Sale price¥25,800
Aquamarine in quartz 18.954ct rough stone
Sale price¥18,800
Australian Rainbow Lattice Sunstone 3.504ct Loose Stone
Sale price¥29,800
3.327ct Loose Rainbow Lattice Sunstone from Australia
Sale price¥25,800
1.053 ct Loose Australian Rainbow Lattice Sunstone
Sale price¥8,800
Congo hemimorphite 4.009ct loose stone
Sale price¥22,800
Congo hemimorphite 3.510ct loose stone
Sale price¥18,800
Congo hemimorphite 4.272ct loose stone
Sale price¥25,800
Congo hemimorphite 4.210ct loose stone
Sale price¥25,800
Brazilian Limonite in Blue Topaz 9.314ct Loose Stone
Sale price¥25,800
Brazilian Limonite in Topaz 5.029ct Loose Stone (Rainbow)
Sale price¥15,800
Mexican egg-in opal 3.646ct loose stone
Sale price¥25,800
Mexican Egg-in-Opal 3.195ct Loose Stone
Sale price¥19,800
Mexican egg-in opal 4.879ct loose stone
Sale price¥29,800
Brazilian Blue Tourmaline in Quartz 9.251ct Loose Stone
Sale price¥39,800
Brazilian Blue Tourmaline in Quartz 3.379ct Loose Stone
Sale price¥15,800
Brazilian Black Garden Quartz 5.722ct Loose Stone
Sale price¥15,800
Brazilian Black Garden Quartz 4.278ct Loose Stone
Sale price¥12,800
Brazilian Dumortierite in Quartz 0.880ct Loose Stone (Faceted Cut)
Sale price¥9,800
Brazilian Dumortierite in Quartz 0.937ct Loose (Faceted)
Sale price¥9,800
Brazilian Dumortierite in Quartz 3.009ct Loose Stone
Sale price¥29,800
British Rogerley Fluorite 3.750 ct loose stone
Sale price¥8,800
Brazilian Elestial Amethyst from Brazil, 15.928ct Loose Stone
Sale price¥45,800
Pink Tourmaline from Brazil 6.782ct Loose
Sale price¥69,800
Tanzanian Rhodolite Garnet 2.370 ct Loose Stone
Sale price¥19,800
Colombian pyrite emerald 2.380ct rough stone
Sale price¥39,800
Afghan Bicolor Beryl 9.490ct Loose Gemstone (with Rainbow Inclusions)
Sale price¥25,800
Colombian emerald 8.90ct rough stone
Sale price¥69,800
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.