Oval Cut
Colombian bicolor fluorite 3.209ct loose stone
Sale price¥18,800
Pezzottaite from Madagascar 0.198ct loose stone
Sale price¥15,800
Russian Alexandrite 0.083ct loose stone
Sale price¥69,800
German Awinite 0.063ct loose stone
Sale price¥29,800
German Apatite 0.073ct loose stone
Sale price¥32,800
Brazilian Elestial Amethyst 1.378ct Loose Stone
Sale price¥12,800
Colombian Euclase 1.817ct Loose Stone
Sale price¥29,800
Vietnamese aquamarine 0.729ct loose stone
Sale price¥8,800
Tibetan Andesine 0.361ct Loose Stone
Sale price¥8,800
Brazilian Medusa Quartz (Paraiba Quartz) 0.614ct Loose Stone
Sale price¥9,800
Mexican Opal (Faceted) 0.242ct Loose
Sale price¥8,800
0.424ct Indian Chrysoberyl Loose Stone (Canary Yellow)
Sale price¥15,800
American Benitoite 0.185ct Loose Stone
Sale price¥128,000
Russian Demantoid Garnet (Horsetail) 0.487ct Loose Stone
Sale price¥110,000
Pakistani sphene 0.489ct loose stone
Sale price¥11,000
Pakistani sphene 0.396ct loose stone
Sale price¥9,800
German Auchenite 0.095ct loose stone
Sale price¥39,800
German Auchenite 0.085ct loose stone
Sale price¥45,800
German Auchenite 0.083ct loose stone
Sale price¥45,800
Brazilian Petalite 1.197ct Loose Stone
Sale price¥7,980
Mozambique Almandine Garnet 2.959ct Loose Stone
Sale price¥19,800
Cambodian Blue Zircon (Ratanakiri Blue) 2.822ct Loose Stone
Sale price¥98,000
Brazilian Paraiba Tourmaline 0.039ct Loose Stone (CuO: 2.0%, MnO: 2.3%)
Sale price¥45,800
Tanzanian Bicolor Grossular Garnet 1.359ct Loose Stone
Sale price¥49,800
Zimbabwean Sphene 0.756ct Loose
Sale price¥18,800
German Hauyne 0.097ct Loose Stone
Sale price¥39,800
Tanzanian Dragon Garnet 1.019ct Loose Stone
Sale price¥25,800
Zimbabwean Bicolor Euclase 0.183ct Loose Stone
Sale price¥49,800
Brazilian Elestial Amethyst 3.093ct Loose Stone
Sale price¥19,800
Mozambique pink sapphire 0.169ct loose stone
Sale price¥6,980
Pigeon Blood Ruby 0.280ct Loose
Sale price¥49,800
Grandidierite from Madagascar 0.169ct loose stone
Sale price¥15,800
Tanzanian Rhodolite Garnet 0.734ct Loose Stone
Sale price¥6,980
Tanzanian Kornerupine 0.219ct Loose Stone
Sale price¥29,800
Tanzanian Kornerupine 0.084ct Loose Stone
Sale price¥22,800
Cambodian Blue Zircon (Ratanakiri Blue) 2.607ct Loose Stone
Sale price¥59,800
American Benitoite 0.296ct loose stone
Sale price¥148,000
Zimbabwean Euclase 0.129ct Loose Stone with Certificate of Authenticity
Sale price¥29,800
Brazilian bicolor tourmaline 13.927ct loose stone
Sale price¥198,000
Brazilian chlorite in quartz 27.725ct loose stone
Sale price¥19,800
Brazilian bicolor tourmaline 1.032ct loose stone
Sale price¥25,800
Brazilian bicolor tourmaline 1.255ct loose stone
Sale price¥25,800
Brazilian pink tourmaline 0.918ct loose stone
Sale price¥9,800
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.