Burmese gray spinel 0.827ct loose stone
Sale price¥28,800
1.085ct Blue Apatite Loose Stone from Madagascar
Sale price¥8,800
Madagascar Blue Apatite 1.110ct Loose Stone
Sale price¥8,800
Bicolor fluorite 1.281ct loose stone
Sale price¥7,980
Mozambique Almandine Garnet 1.071ct Loose Stone
Sale price¥9,800
Madagascar sphene 1.002ct loose stone
Sale price¥15,800
Madagascar sphene 1.080ct loose stone
Sale price¥12,800
Brazilian Rubellite 0.897ct loose stone
Sale price¥29,800
Purple sapphire 0.419ct loose stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.441ct Loose Stone
Sale price¥22,800
Cambodian colorless zircon 0.676ct loose stone (orange fluorescence)
Sale price¥6,980
Madagascar pink sapphire 0.527ct loose stone
Sale price¥18,800
Mexican Opal (Faceted Cut) 1.052ct Loose
Sale price¥19,800
Mexican Fire Opal (Faceted) 6.1mm/0.450ct Loose
Sale price¥12,800
Brazilian Green Tourmaline 0.764ct Loose Stone
Sale price¥9,800
Mexican Yellow Opal 0.673ct Loose
Sale price¥8,800
Myanmar pink spinel 0.465ct loose stone
Sale price¥19,800
Pakistani emerald 0.436ct loose stone
Sale price¥49,800
Andesine Labradorite (also known as Blue Moonstone) 0.949ct loose stone
Sale price¥45,800
Colombian Trapiche Emerald 0.629ct Loose
Sale price¥34,800
Indian Moss Agate 0.755ct Loose Stone
Sale price¥7,980
Brazilian Lepidocrocite in Quartz 0.957ct Loose Stone
Sale price¥15,800
Brazilian Tourmaline 0.858ct Loose Stone
Sale price¥15,800
Brazilian Pink Tourmaline 0.538ct Loose Stone
Sale price¥8,800
Brazilian pink tourmaline 0.844ct loose stone
Sale price¥22,800
Brazilian Limonite in Topaz 6.829ct loose stone
Sale price¥17,800
Mexican Fire Opal 6.7mm/0.953ct Loose
Sale price¥25,800
Oregon Sunstone from the United States 6.0mm/0.844ct loose stone
Sale price¥25,800
Oregon Sunstone from the United States 0.941ct loose stone
Sale price¥29,800
Bicolor Benitoite 0.601ct Loose Japanese-German Edition
Sale price¥458,000
Spanish Andalusite 0.776ct loose stone
Sale price¥11,800
Colombian pyrite-mica emerald 0.628ct loose stone
Sale price¥35,800
Brazilian Rubellite 1.027ct Loose Stone
Sale price¥69,800
Mexican Fire Opal 0.576ct Loose (Faceted Cut)
Sale price¥9,800
Zimbabwean Apatite (UV type) 0.585ct loose stone
Sale price¥12,800
Tanzania Color Change Garnet 0.789ct Loose Stone
Sale price¥9,800
Myanmar pink spinel 0.520ct loose stone
Sale price¥12,800
Sri Lankan Silky Sapphire 6.4mm/1.036ct Loose Stone
Sale price¥12,800
Tanzanian Kornerupine 0.453ct loose stone
Sale price¥24,800
Kunzite from Afghanistan 0.799ct loose stone
Sale price¥6,980
Tanzania Zoisite 1.000ct Loose Stone
Sale price¥19,800
Tanzania Bicolor Zoisite 0.645ct Loose Stone
Sale price¥12,800
YAG (Yttrium Aluminum Garnet) 6.5mm/1.551ct Loose Stone
Sale price¥19,800
Mexican Danburite 7.0mm/1.224ct loose stone
Sale price¥9,800
Brazilian Sky Blue Topaz (untreated) 1.376ct loose stone
Sale price¥12,800
Mozambique Pink Tourmaline 1.122ct Loose Stone (Contains CuO)
Sale price¥39,800
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.