Red beryl 0.098ct loose
Sale price¥18,800
Bicolor Benitoite 0.067ct loose
Sale price¥25,800
Kenyan gold sheen sapphire 2.2mm/0.052ct loose
Sale price¥8,800
Brazilian alexandrite 0.091ct loose
Sale price¥15,800
Diamond 0.054ct loose (VS class equivalent, emerald cut)
Sale price¥8,800
Colombian emerald cat's eye 0.094ct loose
Sale price¥8,800
Paraiba tourmaline from Brazil 0.054ct loose (CuO:1.2%, MnO:3.1%)
Sale price¥15,800
![[On Sale at 10 PM on August 11th] 0.060ct Loose GIA Emerald from Madagascar, No Oil](http://store.karatz.jp/cdn/shop/files/P7111504_2a68ed93-d0a2-40e9-bf36-967ced39df1c.jpg?v=1754697292&width=2156)
Benitoite 0.091ct loose
Sale price¥22,800
Red beryl 0.096ct loose
Sale price¥22,800
Red beryl 0.079ct loose
Sale price¥18,800
Paraiba tourmaline from Brazil 0.055ct loose (CuO:1.5%,MnO:3.2%)
Sale price¥39,800
Paraiba tourmaline from Brazil 0.066ct loose (CuO:1.7%,Mn0:2.1%)
Sale price¥29,800
Montana Sapphire 1.9mm/0.033ct loose
Sale price¥4,980
[8/11 22:00 Sale] Tanzanian Kornerupine 0.084ct Loose Stone
Sale price¥22,800
Moldavite from former Czechoslovakia 0.094ct loose stone
Sale price¥6,980
Namibian Jeremejevite 0.055ct loose stone with certificate
Sale price¥15,800
Namibian Jeremejevite 0.066ct loose stone with certificate
Sale price¥18,800
Colombian emerald cat's eye 0.084ct loose
Sale price¥6,980
German Awinite 0.093ct loose stone
Sale price¥29,800
American Benitoite 0.058ct loose stone (princess cut)
Sale price¥15,800
American Benitoite 0.051ct loose stone (princess cut)
Sale price¥15,800
Zimbabwe bicolor euclase 0.081ct loose stone
Sale price¥39,800
Namibian Jeremejevite 0.055ct loose stone
Sale price¥5,980
Namibian Jeremejevite 2.8mm/0.094ct loose stone
Sale price¥5,980
Russian Demantoid Garnet (Horsetail certified) 2.4mm/0.063ct loose stone
Sale price¥39,800
Russian Alexandrite 0.065ct loose stone
Sale price¥59,800
Russian demantoid garnet (horsetail recognized) 2mm/0.055ct loose
Sale price¥6,980
Brazilian Alexandrite 0.097ct loose stone
Sale price¥18,800
Moldavite from former Czechoslovakia 0.077ct loose stone
Sale price¥6,980
Brazilian alexandrite 0.082ct loose
Sale price¥12,800
Colombian emerald cat's eye 0.083ct loose
Sale price¥6,980
Colombian emerald cat's eye 0.078ct loose
Sale price¥6,980
Russian demantoid garnet (horsetail recognized) 2mm/0.053ct loose
Sale price¥7,980
[Rouge cut] Mozambique almandine garnet 0.954ct loose stone
Sale price¥9,800
[Rouge cut] Mozambique almandine garnet 0.904ct loose stone
Sale price¥9,800
Moldavite from former Czechoslovakia 0.051ct loose stone
Sale price¥7,980
Russian alexandrite 0.093ct loose
Sale price¥39,800
Russian Alexandrite 0.049ct loose stone
Sale price¥29,800
Russian Demantoid Garnet (Horsetail certified) 2.6mm/0.091ct loose stone
Sale price¥15,800
Brazilian Alexandrite 0.091ct loose stone (princess cut)
Sale price¥22,800
Namibian Jeremejevite 0.069ct loose stone with certificate
Sale price¥19,800
Brazilian Alexandrite 0.056ct loose stone
Sale price¥22,800
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.