Paraiba tourmaline from Brazil 0.039ct loose
Sale price¥39,800
Paraiba tourmaline from Brazil 0.037ct loose
Sale price¥29,800
Paraiba tourmaline from Brazil 0.050ct loose
Sale price¥39,800
Paraiba tourmaline from Brazil 0.039ct loose
Sale price¥29,800
Paraiba tourmaline from Brazil 0.036ct loose
Sale price¥25,800
Brazilian Green Spodumene 2.132ct Loose Stone
Sale price¥12,800
Brazilian Green Spodumene 2.033ct Loose Stone
Sale price¥12,800
Brazilian Green Spodumene 1.999ct Loose Stone
Sale price¥12,800
Brazilian Green Spodumene 1.523ct Loose Stone
Sale price¥8,800
Brazilian Lazurite (Celestite) 0.281ct Ruth Japanese-German Edition
Sale price¥118,000
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 6.004ct loose
Sale price¥15,800
Brazilian bicolor tourmaline 0.697ct loose stone
Sale price¥6,580
Brazilian Montebrasite 0.752ct loose stone
Sale price¥6,980
Paraiba tourmaline from Brazil 3.5mm/0.278ct loose
Sale price¥18,800
Paraiba tourmaline from Brazil 4.1mm/0.240ct loose
Sale price¥14,800
Paraiba tourmaline from Brazil 0.243ct loose
Sale price¥14,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 1.825ct loose
Sale price¥24,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 1.420ct loose
Sale price¥35,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 1.351ct loose
Sale price¥32,800
Paraiba tourmaline from Brazil 3.3mm/0.169ct loose
Sale price¥9,800
Paraiba tourmaline from Brazil 0.066ct loose
Sale price¥19,800
Paraiba tourmaline from Brazil 0.079ct loose
Sale price¥23,800
Brazilian kyanite in quartz 13.740ct loose
Sale price¥45,800
Brazilian kyanite in quartz 4.770ct loose
Sale price¥16,800
Brazilian Trapichea Amethyst 24.772ct loose with patch
Sale price¥8,800
Brazilian dumortierite in quartz 3.901ct loose
Sale price¥19,800
Brazilian Medusa Quartz (Paraiba Quartz) 6.954ct loose
Sale price¥17,800
Brazilian citrine 1.216ct loose stone
Sale price¥4,980
Brazilian citrine 1.250ct loose stone
Sale price¥5,980
Brazilian Lazurite (Celestite) 0.226ct Ruth Japanese-German Edition
Sale price¥98,000
Brazilian Medusa Quartz (Paraiba Quartz) 10.298ct loose
Sale price¥14,800
Brazilian Medusa Quartz (Paraiba Quartz) 5.809ct loose
Sale price¥8,800
Brazilian Medusa Quartz (Paraiba Quartz) 3.441ct loose
Sale price¥5,980
Brazilian Medusa Quartz (Paraiba Quartz) 2.757ct loose
Sale price¥5,980
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
Brazilian bicolor tourmaline 7.489ct loose
Sale price¥49,800
Brazilian Alexandrite 0.244ct Ruth (Hemachita Mine)
Sale price¥59,800
Brazilian dumortierite in quartz 4.592ct loose
Sale price¥15,800
Brazilian alexandrite 0.112ct loose
Sale price¥13,800
Brazilian Euclase 1.240ct loose
Sale price¥22,800
Brazilian Euclase 0.610ct loose
Sale price¥9,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 21.667ct loose
Sale price¥49,800
Brazilian Paraiba tourmaline in quartz 2.954ct loose
Sale price¥45,800
Brazilian Medusa Quartz (Paraiba Quartz) 3.919ct loose
Sale price¥8,800
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.
業界発展のための後進育成や事業協力、宝石の国スリランカの子どもたちへの支援活動など、KARATZの取り組みについてご紹介いたします。
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.