Cabochon Cut
Argentine Inca Rose 20.650ct loose stone
Sale price¥15,800
Argentine Inca Rose 15.190ct loose stone
Sale price¥12,800
Brazilian Paraiba Tourmaline in Quartz 2.674ct loose stone
Sale price¥54,800
Brazilian Paraiba Tourmaline in Quartz 2.827ct loose stone
Sale price¥49,800
Brazilian Paraiba Tourmaline in Quartz 3.049ct loose stone
Sale price¥49,800
Brazilian Paraiba Tourmaline in Quartz 1.146ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline in Quartz 8.0mm/1.287ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline in Quartz 7.9mm/1.314ct Loose Stone
Sale price¥29,800
Brazilian Medusa Quartz (Paraiba Quartz) 7.250ct Loose
Sale price¥54,800
Brazilian Medusa Quartz (Paraiba Quartz) 2.089ct loose stone
Sale price¥16,800
Kenyan Gold Sheen Sapphire 3.6mm/0.302ct Loose Stone
Sale price¥35,800
Kenyan Gold Sheen Sapphire 3.5mm/0.273ct Loose Stone
Sale price¥22,800
Kenyan Gold Sheen Sapphire 3.5mm/0.264ct Loose Stone
Sale price¥22,800
Ethiopian Opal 1.433ct Loose
Sale price¥3,980
Indian Cavansite 1.717ct loose stone
Sale price¥8,800
Brazilian Rubellite Cat's Eye 1.180ct Loose Stone
Sale price¥29,800
Pakistani Aragonite 4.782ct loose stone
Sale price¥14,800
Pakistani Aragonite 3.086ct loose stone
Sale price¥9,800
Pakistani Aragonite 2.879ct loose stone
Sale price¥8,800
Pakistani Aragonite 2.544ct loose stone
Sale price¥7,980
Mexican Cantera Opal 4.835ct Loose
Sale price¥19,800
Brazilian rutilated quartz (rutilated quartz) 8.247ct loose stone
Sale price¥14,800
Flower rutilated quartz 0.955ct loose stone
Sale price¥9,800
Mexican Cantera Opal 20.655ct Loose
Sale price¥19,800
Synthetic Opal 1.914ct Loose
Sale price¥15,800
American Benitoite 0.084ct loose stone (colorless Benitoite)
Sale price¥12,800
Mexican Cantera Opal 5.204ct Loose
Sale price¥12,800
Stibnite in Quartz 7.885ct loose stone
Sale price¥12,800
Brazilian Flower Rutile in Quartz 5.122ct Loose Stone
Sale price¥9,800
Sri Lankan Chrysoberyl Cat's Eye 1.514ct Loose Stone
Sale price¥6,980
Sri Lankan Chrysoberyl Cat's Eye 1.074ct Loose Stone
Sale price¥5,980
Sri Lankan Chrysoberyl Cat's Eye 1.355ct Loose Stone
Sale price¥6,980
Australian black opal 3.242ct loose stone
Sale price¥69,800
Australian black opal 3.322ct loose stone
Sale price¥98,000
Mexican Cantera Opal 13.531ct Loose
Sale price¥69,800
Mexican Cantera Opal 10.986ct Loose
Sale price¥29,800
Mexican Cantera Opal 7.262ct Loose
Sale price¥19,800
Mexican Cantera Opal 6.710ct Loose
Sale price¥22,800
Mexican Cantera Opal 6.205ct Loose
Sale price¥9,800
Mexican Cantera Opal 5.887ct Loose
Sale price¥12,800
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.