Brazilian Mica in Quartz (Mica in Quartz) 0.622ct Loose Stone
Sale price¥6,980
Brazilian Lepidocrocite in Quartz 0.608ct Loose Stone
Sale price¥8,800
Brazilian copper rutilated quartz 0.862ct loose stone
Sale price¥7,980
Brazilian Dumortierite in Quartz 2.116ct loose stone
Sale price¥18,800
Brazilian Lepidocrocite in Quartz 0.713ct Loose Stone
Sale price¥3,980
Brazilian Lepidocrocite in Quartz 8.5mm/2.245ct Loose Stone
Sale price¥8,800
Brazilian Lepidocrocite in Quartz 5.0mm/0.477ct Loose Stone
Sale price¥4,980
Brazilian Paraiba Tourmaline in Quartz 1.171ct Loose Stone
Sale price¥18,800
Brazilian Paraiba Tourmaline in Quartz 1.674ct loose stone
Sale price¥19,800
Brazilian copper rutilated quartz 6.8mm/1.206ct loose stone
Sale price¥8,800
Brazilian Paraiba Tourmaline in Quartz 8.0mm/1.199ct Loose Stone
Sale price¥25,800
Brazilian Garden Quartz 5.592ct Loose Stone
Sale price¥12,800
Brazilian Rock Crystal 0.936ct Loose Stone
Sale price¥6,980
Brazilian copper rutilated quartz 1.374ct loose stone
Sale price¥6,980
Brazilian copper rutilated quartz 1.657ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 2.211ct loose stone
Sale price¥12,800
Brazilian copper rutilated quartz 1.376ct loose stone
Sale price¥9,800
Brazilian copper rutilated quartz 2.073ct loose stone
Sale price¥9,800
Brazilian copper rutilated quartz 1.643ct loose stone
Sale price¥12,800
Brazilian copper rutilated quartz 1.507ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.354ct loose stone
Sale price¥9,800
Pakistani Oil in Quartz 0.528ct Loose Stone
Sale price¥9,800
Brazilian rutilated quartz (rutilated quartz) 8.0mm/1.335ct loose stone
Sale price¥12,800
Brazilian rutilated quartz (rutilated quartz) 7.8mm/1.320ct loose stone
Sale price¥12,800
Brazilian rutilated quartz (rutilated quartz) 7.8mm/1.307ct loose stone
Sale price¥12,800
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 Paraiba Tourmaline in Quartz 8.0mm/1.290ct Loose Stone
Sale price¥25,800
Brazilian dendritic quartz 2.381ct loose stone
Sale price¥7,980
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 Dalmatian Quartz 2.041ct Loose Stone
Sale price¥12,800
[Takeshi Yamamoto] Rose quartz 25.017ct loose stone
Sale price¥59,800
[Takeshi Yamamoto] Rock crystal 78.580ct loose stone
Sale price¥98,000
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 Quartz 13.991ct Loose Patch
Sale price¥9,800
Pakistan Ruby in Quartz 1.429ct Loose Stone
Sale price¥12,800
Brazilian Paraiba Tourmaline in Quartz 2.827ct loose stone
Sale price¥49,800
Brazilian Paraiba Tourmaline in Quartz 4.5mm/0.284ct Loose Stone
Sale price¥22,800
Brazilian Paraiba Tourmaline in Quartz 1.146ct Loose Stone
Sale price¥29,800
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.