Brazilian Paraiba tourmaline in quartz 2.864ct loose
Sale price¥9,800
Brazilian Paraiba tourmaline in quartz 2.801ct loose
Sale price¥9,800
1.710ct loose orange kyanite from Tanzania
Sale price¥9,800
Orange Kyanite from Tanzania 1.070ct loose stone
Sale price¥7,980
Sunstone 0.418ct loose stone
Sale price¥5,980
[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
Brazilian Medusa Quartz (Paraiba Quartz) 0.590ct Loose
Sale price¥9,800
Blue beryl (Macisi beryl) 0.193ct loose stone
Sale price¥8,800
Blue beryl (Macis beryl) 0.166ct loose stone
Sale price¥8,800
Moldavite from former Czechoslovakia 0.051ct loose stone
Sale price¥7,980
Sri Lankan Zircon 5.8mm/1.255ct Loose Stone
Sale price¥9,800
Montana sapphire 0.370ct loose stone
Sale price¥9,800
White Topaz 2.563ct Loose (Needle-in Topaz)
Sale price¥5,980
Cambodian Blue Zircon 0.431ct Loose
Sale price¥7,980
Cambodian colorless zircon 0.707ct loose stone
Sale price¥8,800
Cambodian colorless zircon 0.749ct loose stone
Sale price¥8,800
Violet Sapphire 3.9mm/0.265ct Loose
Sale price¥8,800
Madagascar Violet Sapphire 4.0mm/0.300ct Loose
Sale price¥8,800
Tanzania Bicolor Zoisite 0.716ct Loose Stone
Sale price¥9,800
Purple Apatite 0.993ct Loose Stone with Certificate of Authenticity
Sale price¥9,800
Purple Apatite 0.769ct Loose Stone with Certificate of Authenticity
Sale price¥8,800
Tanzania Peristallite 5.4mm/0.397ct loose stone
Sale price¥7,980
[Cat cut (leopard print)] Amber 8.0mm/0.664ct loose stone
Sale price¥9,800
[Cat cut (cheetah pattern)] Amber 8.1mm/0.916ct loose stone
Sale price¥9,800
Brazilian Golden Beryl 7.3mm/1.391ct Loose Stone
Sale price¥8,800
Prehnite 3.016ct loose stone
Sale price¥6,980
Brazilian copper rutilated quartz 1.445ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 2.051ct loose stone
Sale price¥8,800
Brazilian citrine 2.641ct loose stone
Sale price¥8,800
Tanzanian Sunstone (Illusion Sunstone) 0.381ct Loose Stone
Sale price¥7,980
Nigerian Green Beryl 0.340ct Loose Stone
Sale price¥6,980
Nigerian Morganite 0.419ct loose stone
Sale price¥9,800
Tanzanite from Tanzania 0.331ct loose stone
Sale price¥5,980
Ethiopian Sunstone 1.563ct Loose
Sale price¥9,800
Ethiopian Sunstone 5.1mm/0.468ct Loose
Sale price¥9,800
Namibian Jeremejevite 0.038ct loose stone JTL catalogue
Sale price¥9,800
Nigerian Green Beryl 0.427ct Loose Stone
Sale price¥9,800
Nigerian Green Beryl 0.308ct Loose Stone (Mint Green Color)
Sale price¥7,980
Bicolor sapphire 0.080ct loose stone
Sale price¥8,800
Brazilian White Chalcedony 0.925ct Loose Stone
Sale price¥5,980
Brazilian Dendritic Agate 0.629ct Loose Stone
Sale price¥7,980
Brazilian Dendritic Agate 0.735ct Loose Stone
Sale price¥7,980
Brazilian Blue Apatite 5.5mm/0.805ct Loose Stone
Sale price¥9,800
Brazilian Green Tourmaline 0.236ct 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.