Brazilian Madeira Citrine 6.8mm/1.110ct Loose Stone
Sale price¥4,980
Brazilian Bicolor Topaz 0.973ct Loose Stone
Sale price¥12,800
Brazilian Green Spodumene 9.0mm/2.271ct Loose Stone
Sale price¥12,800
Brazilian Green Spodumene 9.0mm/2.747ct Loose Stone
Sale price¥18,800
Brazilian Aquamarine 0.474ct Loose Stone
Sale price¥12,800
Brazilian bicolor topaz 2.618ct loose stone (untreated)
Sale price¥18,800
Brazilian Green Spodumene 1.997ct Loose Stone
Sale price¥12,800
Brazilian mint color tourmaline 0.849ct loose stone
Sale price¥29,800
Brazilian Green Tourmaline 0.561ct Loose Stone
Sale price¥25,800
Brazilian unheated pink imperial topaz (sherry pink) 0.231ct loose stone
Sale price¥18,800
Brazilian Green Spodumene 2.645ct Loose Stone
Sale price¥15,800
Brazilian Green Spodumene 10mm/4.505ct Loose Stone
Sale price¥19,800
Brazilian Rhodonite 2.316ct loose stone
Sale price¥39,800
Brazilian Green Tourmaline 1.431ct Loose Stone
Sale price¥12,800
Brazilian Bicolor Tourmaline 0.716ct Loose Stone (Rose Cut)
Sale price¥6,980
Brazilian Green Tourmaline 4.613ct Loose Stone
Sale price¥39,800
Sakura Shape Brazilian Topaz 8.1mm/2.211ct Loose Stone
Sale price¥29,800
Brazilian Santa Maria Aquamarine 0.968ct loose stone
Sale price¥69,800
Brazilian Dumortierite in Quartz 3.188ct loose stone (faceted cut)
Sale price¥12,800
Brazilian Dumortierite in Quartz 2.569ct loose stone (faceted cut)
Sale price¥19,800
Brazilian Dumortierite in Quartz 1.279ct loose stone (faceted cut)
Sale price¥9,800
Brazilian Dumortierite in Quartz 1.447ct loose stone (faceted cut)
Sale price¥18,800
Brazilian Dumortierite in Quartz 1.284ct loose stone (faceted cut)
Sale price¥9,800
Brazilian Dumortierite in Quartz 1.276ct loose stone
Sale price¥6,980
Brazilian Rubellite 2.588ct Loose Stone
Sale price¥69,800
Brazilian Rubellite 2.439ct loose stone
Sale price¥69,800
Brazilian Amphibole in Quartz 32.070ct Loose Patch
Sale price¥6,980
Brazilian tourmaline cat's eye 0.810ct loose stone
Sale price¥2,980
Brazilian Alexandrite 0.097ct loose stone
Sale price¥18,800
Brazilian Green Tourmaline 0.840ct Loose (Pixel Cut)
Sale price¥8,800
Brazilian Lepidocrocite in Quartz 9.0mm/2.735ct Loose Stone
Sale price¥14,800
Brazilian Sky Blue Topaz (untreated) 2.560ct loose stone
Sale price¥12,800
Brazilian rutilated quartz (rutilated quartz) 7.741ct loose stone
Sale price¥15,800
Brazilian unheated pink imperial topaz (sherry pink) 0.931ct loose stone
Sale price¥98,000
Brazilian unheated pink imperial topaz (sherry pink) 0.254ct loose stone
Sale price¥14,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.794ct Loose Stone
Sale price¥15,800
Brazilian pyrite in quartz 57.230ct loose stone
Sale price¥25,800
Paraiba tourmaline from Brazil 0.217ct loose (CuO:1.5%, MnO:0.5%)
Sale price¥39,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 6.020ct Loose Stone
Sale price¥9,800
Brazilian cat's eye emerald 4.070ct loose stone
Sale price¥198,000
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.