Tanzanite from Tanzania 0.331ct loose stone
Sale price¥5,980
Zimbabwean Apatite (UV type) 2.368ct loose stone
Sale price¥18,800
Nigerian Green Beryl 0.757ct Loose Stone (Mint Green Color)
Sale price¥25,800
Nigerian Green Beryl 0.427ct Loose Stone
Sale price¥9,800
Brazilian White Chalcedony 0.925ct Loose Stone
Sale price¥5,980
Brazilian Dendritic Agate 0.629ct Loose Stone
Sale price¥7,980
Brazilian Dendritic Agate 0.735ct Loose Stone
Sale price¥7,980
Brazilian Green Tourmaline 0.831ct Loose Stone
Sale price¥25,800
Australian Rainbow Lattice Sunstone 0.811ct Loose Stone
Sale price¥15,800
Brazilian Swiss Blue Topaz 6.4mm/1.225ct Loose Stone
Sale price¥9,800
Spanish Sphalerite 6.3mm/1.771ct loose stone
Sale price¥8,800
Madagascar pink sapphire 0.486ct loose stone
Sale price¥12,800
Australian Rainbow Lattice Sunstone 0.633ct Loose Stone
Sale price¥8,800
Mozambique Almandine Garnet 1.237ct Loose Stone
Sale price¥12,800
Madagascar pink sapphire 0.466ct loose stone
Sale price¥12,800
Madagascar White Sapphire 0.485ct Loose
Sale price¥19,800
Oregon Sunstone from the United States 0.554ct loose stone
Sale price¥7,980
Tanzania Bicolor Zircon 0.801ct Loose Stone
Sale price¥9,800
Tanzania Peristerite 0.805ct loose stone
Sale price¥6,980
Brazilian Mica in Quartz (Mica in Quartz) 0.990ct Loose
Sale price¥6,980
Brazilian Mica in Quartz (Mica in Quartz) 0.701ct Loose Stone
Sale price¥6,980
Brazilian Mica in Quartz (Mica in Quartz) 1.009ct Loose Stone
Sale price¥9,800
Brazilian Mica in Quartz (Mica in Quartz) 0.622ct Loose Stone
Sale price¥6,980
Indian Moss Agate 0.721ct Loose Stone
Sale price¥8,800
Brazilian Lepidocrocite in Quartz 0.608ct Loose Stone
Sale price¥8,800
Mozambique Almandine Garnet 1.229ct Loose Stone
Sale price¥12,800
Mozambique Almandine Garnet 1.465ct Loose Stone
Sale price¥15,800
Mozambique Almandine Garnet 6.7mm/1.308ct Loose Stone
Sale price¥12,800
Brazilian Green Tourmaline 0.549ct Loose Stone
Sale price¥9,800
Madagascar Yellow Sapphire 0.571ct Loose
Sale price¥14,800
Madagascar pink sapphire 0.594ct loose stone
Sale price¥14,800
Madagascar sapphire 0.647ct loose stone
Sale price¥14,800
Madagascar sapphire 0.564ct loose stone
Sale price¥12,800
Brazilian Lepidocrocite in Quartz 0.713ct Loose Stone
Sale price¥3,980
Brazilian bicolor tourmaline 0.549ct loose stone (rose cut)
Sale price¥8,800
Madagascar Andalusite 0.542ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 6.8mm/1.206ct loose stone
Sale price¥8,800
Tanzania Peristallite 6.0mm/0.531ct Loose Stone (Blue Moonstone)
Sale price¥9,800
Tanzania Peristerite 6.2mm/0.582ct loose stone
Sale price¥6,980
South African Rhodochrosite 0.457ct loose stone
Sale price¥45,800
Mexican Hyalite Opal 6.1mm/0.810ct Loose
Sale price¥15,800
Brazilian parti-color tourmaline 1.412ct loose stone
Sale price¥39,800
Tanzania gray spinel 0.844ct loose stone
Sale price¥18,800
1.085ct Blue Apatite Loose Stone from Madagascar
Sale price¥8,800
Madagascar Blue Apatite 1.110ct Loose Stone
Sale price¥8,800
Mozambique Almandine Garnet 1.071ct Loose Stone
Sale price¥9,800
Brazilian Rubellite 0.897ct 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.