Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.751ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.704ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.656ct Loose Stone
Sale price¥15,800
[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
Myanmar color change zircon 0.596ct loose stone
Sale price¥39,800
Tanzanite from Tanzania 4.9mm/0.531ct loose stone
Sale price¥12,800
Tanzanite from Tanzania 4.7mm/0.503ct loose stone
Sale price¥14,800
Ethiopian Opal 6.0mm/0.584ct Loose
Sale price¥12,800
Sri Lankan Star Ruby 0.564ct Loose Stone with Certificate
Sale price¥24,800
Myanmar Leuco Garnet 0.504ct Loose Stone JTL Catalog
Sale price¥39,800
Nigerian morganite 0.743ct loose stone
Sale price¥14,800
Nigerian morganite 0.609ct loose stone
Sale price¥12,800
Nigerian Morganite 0.544ct loose stone
Sale price¥11,000
Nigerian Morganite 0.862ct loose stone
Sale price¥17,800
Tanzanite from Tanzania 0.734ct loose stone
Sale price¥12,800
[12558439] Malawi Bicolor Zircon 0.809ct Loose Stone
Sale price¥32,800
Nigerian Green Beryl 0.765ct Loose Stone
Sale price¥18,800
Nigerian Green Beryl 0.757ct Loose Stone (Mint Green Color)
Sale price¥25,800
Nigerian Green Beryl 0.643ct Loose Stone (Mint Green Color)
Sale price¥16,800
Nigerian Green Beryl 0.581ct Loose Stone (Mint Green Color)
Sale price¥14,800
Nigerian Green Beryl 0.545ct Loose Stone
Sale price¥12,800
Russian Phenakite 0.507ct Loose Stone
Sale price¥19,800
Russian Phenakite 0.513ct Loose Stone
Sale price¥19,800
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 0.831ct Loose Stone
Sale price¥25,800
Australian Rainbow Lattice Sunstone 0.811ct Loose Stone
Sale price¥15,800
Brazilian London Blue Topaz 0.985ct Loose
Sale price¥8,800
Brazilian London Blue Topaz 0.966ct Loose Stone
Sale price¥8,800
Vietnam Aquamarine 5.6mm/0.577ct Loose Stone
Sale price¥6,980
Spanish Sphalerite 5.1mm/0.928ct loose stone
Sale price¥5,980
Spanish Sphalerite 0.949ct loose stone
Sale price¥18,800
Tanzanite 0.513ct loose stone (sugarloaf cut) from Tanzania
Sale price¥9,800
Unheated Sri Lankan purple sapphire 0.986ct loose stone
Sale price¥9,800
Australian Rainbow Lattice Sunstone 0.633ct Loose Stone
Sale price¥8,800
Australian Rainbow Lattice Sunstone 0.795ct Loose Stone
Sale price¥8,800
Australian Rainbow Lattice Sunstone 0.879ct Loose Stone
Sale price¥9,800
Brown diamond 0.554ct loose (cabochon cut, SI class equivalent)
Sale price¥69,800
Sri Lankan Star Sapphire 0.899ct Loose
Sale price¥9,800
Brazilian Pink Tourmaline 0.772ct Loose Stone
Sale price¥12,800
Colombian Trapiche Emerald 0.811ct Loose
Sale price¥59,800
Sri Lankan Yellow Sapphire 0.557ct Loose
Sale price¥12,800
Sri Lankan Star Sapphire 5.0mm/0.892ct Loose Stone
Sale price¥9,800
Myanmar color change zircon 0.626ct loose stone
Sale price¥55,800
Mongolian color change andesine 0.717ct 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.