0.065ct loose Paraiba tourmaline from Brazil (CuO: 1.6%, MnO: 2.4%)
Sale price¥49,800
American Red Beryl 0.132ct Loose
Sale price¥33,800
Russian rough diamond (sawable) 0.117ct loose
Sale price¥29,800
South African diamond rough (sawable) 0.110ct rough
Sale price¥22,800
South African diamond rough (sawable) 0.085ct rough
Sale price¥15,800
Spessartite Garnet from Madagascar 1.053ct loose stone
Sale price¥29,800
Brazilian dendritic quartz 4.587ct loose stone
Sale price¥9,800
Brazilian Pink Tourmaline 0.470ct Loose Stone
Sale price¥9,800
Brazilian pink tourmaline 0.968ct loose stone
Sale price¥18,800
Tanzanian pink tourmaline 0.558ct loose stone
Sale price¥9,800
Mozambique Rubellite 0.410ct Loose Stone
Sale price¥8,800
Sri Lankan Star Sapphire 2.093ct Loose
Sale price¥8,800
Sri Lankan Star Sapphire 1.339ct Loose
Sale price¥12,800
Sri Lankan Star Sapphire 1.682ct Loose
Sale price¥12,800
Sri Lankan Star Sapphire 1.225ct Loose
Sale price¥12,800
Bicolor Zoisite 1.100ct Loose Stone (Bicolor Tanzanite)
Sale price¥18,800
Lavender Tanzanite 0.784ct loose stone
Sale price¥12,800
Mexican Opal 0.499ct Loose
Sale price¥3,980
Mexican Opal 0.854ct Loose
Sale price¥5,980
Sky blue topaz 1.051ct loose stone
Sale price¥8,800
American red beryl 0.143ct loose
Sale price¥35,800
Blue watermelon tourmaline 6.815ct loose
Sale price¥49,800
Loose Paraiba Tourmaline from Brazil, 0.059ct (CuO: 1.4%, MnO: 2.7%)
Sale price¥45,800
Brazilian Paraiba Tourmaline 0.065ct Loose Stone (CuO: 2.0%, MnO: 2.4%)
Sale price¥49,800
Brazilian Paraiba Tourmaline 0.066ct loose stone (CuO:1.7%, MnO:2.4%)
Sale price¥49,800
0.062ct Loose Paraiba Tourmaline from Brazil (CuO: 1.7%, MnO: 2.5%)
Sale price¥47,800
Brazilian Paraiba Tourmaline 0.056ct Loose Stone (CuO:2.1%, MnO:2.2%)
Sale price¥39,800
Pink tourmaline 0.845ct loose stone
Sale price¥12,800
Yellow Opal 0.372ct Loose (Faceted Cut)
Sale price¥8,800
Pink spinel 0.713ct loose stone
Sale price¥8,800
Goshenite 0.846ct loose stone
Sale price¥7,980
Mexican Hyalite Opal 1.215ct Loose (Faceted Cut)
Sale price¥8,800
Brazilian Quartz in Quartz 15.373ct Loose Stone
Sale price¥18,800
Tanzanian Kornerupine 0.172ct loose stone
Sale price¥12,800
Paraiba tourmaline from Brazil 0.061ct loose
Sale price¥25,800
Paraiba tourmaline from Brazil 0.049ct loose
Sale price¥19,800
Tanzanian Kornerupine 0.213ct loose stone
Sale price¥12,800
Color change sapphire 0.473ct loose stone (purple sapphire)
Sale price¥25,800
Paraiba tourmaline from Brazil 0.018ct loose
Sale price¥12,800
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.