Afghanite 0.496ct loose Japanese-German book
Sale price¥9,800
Bicolor Benitoite 0.624ct Loose Japanese-German Edition
Sale price¥188,000
Larimar 33.829ct loose Japanese-German book
Sale price¥39,800
Colombian oil-free emerald 0.535ct loose Japanese-German edition
Sale price¥248,000
Taaffeite from Myanmar 0.805ct loose Japanese-German edition
Sale price¥45,800
Australian Iron Opal 20.328ct Loose Stone, Nikko Kan
Sale price¥12,800
Sri Lankan Rhodolite Garnet 0.244ct Loose Stone, Japan-Germany Scale
Sale price¥8,800
Orange calcite 0.740ct loose stone by Nikkei
Sale price¥9,800
Zircon Cat's Eye from Sri Lanka 2.087ct Ruth Japanese-German Edition
Sale price¥39,800
Nigerian Cobalt Garnite 0.175ct Loose Stone, Japan-Germany Exchange
Sale price¥35,800
Bulgarian green sphalerite 1.052ct loose Japanese-German edition
Sale price¥128,000
Phosphophyllite from Bolivia 0.921ct loose stone by Nikkei
Sale price¥598,000
Nigerian Blue Garnite 0.794ct Loose Stone, Japan-Germany Exchange
Sale price¥79,800
Nigerian Cobalt Garnite 0.216ct Loose Stone, Japan-Germany Exchange
Sale price¥45,800
Myanmar Musgravite 0.214ct Loose Stone Nikko Kan
Sale price¥258,000
Brazilian Bicolor Tourmaline 4.554ct Ruth Japanese-German Edition
Sale price¥298,000
American Red Beryl 0.200ct Loose (Heart Shape) Nikkeikan
Sale price¥35,800
Congo Andesine 18.643ct Loose Stone Japan-Germany Exchange
Sale price¥69,800
Euclase from Colombia 5.223ct Ruth Japanese German edition
Sale price¥198,000
Pt950 Sri Lankan cobalt spinel 0.697ct ring by Nikkei
Sale price¥98,000
Euclase from Colombia 2.443ct Ruth Japanese German edition
Sale price¥148,000
Euclase from Brazil 0.210ct Ruth Japanese German edition
Sale price¥29,800
Brazilian Pink Imperial Topaz 1.511ct Loose Japanese-German Edition
Sale price¥69,800
Namibian Jeremejevite 0.153ct loose stone by Nikkei
Sale price¥15,800
Namibian Jeremejevite 0.118ct loose stone by Nikkei
Sale price¥12,800
Brazilian Pink Imperial Topaz 0.909ct Loose Japanese-German Edition
Sale price¥39,800
Bicolor pink euclase from Brazil 0.310ct loose Japanese-German edition
Sale price¥128,000
Tanzania Magnesioaxinite 0.176ct loose stone by Nikkei
Sale price¥59,800
Tanzania Magnesioaxinite 0.198ct loose stone by Nikkei
Sale price¥69,800
Sri Lankan Musgravite 0.389ct Loose Stone (Tubular Inclusions) Nikkei
Sale price¥398,000
Canadian Shortite 0.423ct Loose Stone, Japan-Germany Mirror
Sale price¥69,800
Canadian Natrolite 7.1mm/0.982ct Loose Stone by Nikkei
Sale price¥35,800
Sri Lankan magnetite 6.245ct loose stone by Nikkei
Sale price¥22,800
Zimbabwe Bicolor Euclase 0.405ct Loose Stone by Nikkei
Sale price¥298,000
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.
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.