Brazilian Green Tourmaline 42.854ct Loose Stone
Sale price¥198,000
Brazilian Dumortierite in Quartz 2.551ct Loose Stone
Sale price¥19,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.441ct Loose Stone
Sale price¥22,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.568ct Loose Stone
Sale price¥22,800
Brazilian bicolor tourmaline 0.644ct loose stone
Sale price¥9,800
Brazilian Paraiba Tourmaline in Quartz 8.0mm/1.290ct Loose Stone
Sale price¥25,800
Paraiba tourmaline from Brazil 0.038ct loose
Sale price¥19,800
Paraiba tourmaline from Brazil 0.036ct loose
Sale price¥14,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 2.473ct Loose Stone
Sale price¥29,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 1.819ct Loose Stone
Sale price¥29,800
Brazilian Dendritic Quartz 4.645ct Loose Stone
Sale price¥9,800
Brazilian Dendritic Quartz 3.990ct Loose Stone
Sale price¥9,800
Brazilian Dendritic Quartz 3.376ct Loose Stone
Sale price¥8,800
Brazilian dendritic quartz 2.381ct loose stone
Sale price¥7,980
Brazilian dendritic quartz 2.174ct loose stone
Sale price¥6,980
Brazilian Paraiba Tourmaline in Quartz 1.271ct Loose Stone
Sale price¥22,800
Brazilian Paraiba Tourmaline in Quartz 1.571ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline in Quartz 1.618ct Loose Stone
Sale price¥25,800
Brazilian Paraiba Tourmaline in Quartz 2.403ct loose stone
Sale price¥45,800
Brazilian Paraiba Tourmaline in Quartz 1.917ct loose stone
Sale price¥42,800
Brazilian Quartz (Striped Quartz) 15.019ct Loose Patch
Sale price¥8,800
Brazilian Petalite 0.615ct loose stone
Sale price¥6,980
Brazilian Dalmatian Quartz 2.041ct Loose Stone
Sale price¥12,800
Brazilian Bicolor Paraiba Tourmaline 0.896ct Loose Stone
Sale price¥18,800
Brazilian Bicolor Paraiba Tourmaline 0.851ct Loose Stone
Sale price¥18,800
Brazilian Blue Tourmaline 0.650ct Loose
Sale price¥9,800
Brazilian bicolor tourmaline 1.953ct loose stone
Sale price¥18,800
Brazilian bicolor tourmaline 1.660ct loose stone
Sale price¥29,800
[Dandelion Cut] Brazilian Pink Tourmaline 7mm Loose Patch
Sale price¥55,800
Brazilian bicolor tourmaline 1.020ct loose stone
Sale price¥19,800
Brazilian bicolor tourmaline 0.540ct loose stone
Sale price¥5,980
Brazilian bicolor tourmaline 1.020ct loose stone
Sale price¥15,800
Brazilian rutilated quartz (rutile quartz) 12mm/7.140ct loose stone
Sale price¥9,800
Brazilian rutilated quartz (rutile quartz) 12mm/6.709ct loose stone
Sale price¥9,800
Brazilian Pink Tourmaline 0.960ct Loose Stone
Sale price¥15,800
Brazilian bicolor tourmaline 0.763ct loose stone
Sale price¥7,980
Brazilian bicolor tourmaline 1.177ct loose stone
Sale price¥12,800
Paraiba tourmaline from Brazil 0.112ct loose
Sale price¥29,800
Brazilian Paraiba Tourmaline 0.181ct loose stone (CuO: 0.7%, MnO: 0.2%)
Sale price¥59,800
Brazilian Alexandrite 0.519ct loose stone (sugarloaf cut)
Sale price¥358,000
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 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.