Pakistani Clinohumite 1.440ct Loose Stone, Japan-Germany Exchange
Sale price¥39,800
Purple zoisite from Tanzania 1.103ct loose Japanese German edition
Sale price¥98,000
Congo Carolite 6.2mm/1.481ct Loose Stone Japan-Germany Scale
Sale price¥29,800
[Listed as 12562727] Pink Imperial Topaz 1.907ct Loose Stone
Sale price¥118,000
Sri Lankan cobalt spinel 0.281ct loose stone
Sale price¥55,800
Blue Sapphire 0.369ct Loose Gemstone with Japan-Germany Appraisal
Sale price¥22,800
[12552038] Beryl Cat's Eye 32.703ct Loose Stone
Sale price¥98,000
[12552306] Iolite 14.158ct loose stone
Sale price¥258,000
Scapolite 0.587ct loose stone from Japan and Germany
Sale price¥8,800
Afghanite 0.447ct loose stone from Afghanistan, Japan-Germany
Sale price¥5,980
Dioptase from Namibia 0.150ct loose Japanese-German book
Sale price¥49,800
Blue Tourmaline 1.460ct Loose Stone Japan-Germany Exchange
Sale price¥39,800
Bicolor Tourmaline 0.649ct Loose Stone, Japan-Germany
Sale price¥12,800
South African rhodochrosite 2.477ct loose Japanese-German edition
Sale price¥398,000
Mexican bicolor Danburite 1.932ct loose stone by Nikkei
Sale price¥29,800
Aquamarine in quartz 18.954ct rough stone
Sale price¥18,800
Green tourmaline 6.069ct loose (marron cut) Japanese-German book
Sale price¥69,800
Bicolor Zircon 0.468ct Ruth Japanese-German Dictionary
Sale price¥25,800
Madagascar Pezzottaite 0.670ct Loose Stone, Japan-Germany Scale
Sale price¥298,000
Brazilian Lazurite (Celestite) 0.281ct Ruth Japanese-German Edition
Sale price¥118,000
Bicolor Euclase from Zimbabwe 0.375ct Ruth Japanese-German Edition
Sale price¥98,000
Rubellite 7.068ct loose Japanese-German book
Sale price¥498,000
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'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.