Brazilian Madeira Citrine 0.867ct Loose Stone
Sale price¥9,800
Brazilian Madeira Citrine 0.602ct Loose Stone
Sale price¥8,800
Brazilian Madeira Citrine 0.672ct Loose Stone
Sale price¥6,980
Brazilian Madeira Citrine 4.7mm/0.414ct Loose Stone
Sale price¥8,800
Brazilian Madeira Citrine 0.489ct Loose Stone
Sale price¥7,980
Spanish Andalusite 0.371ct loose stone
Sale price¥6,980
Spanish Andalusite 0.394ct loose stone
Sale price¥8,800
Tanzanian Rhodolite Garnet 0.627ct Loose Stone
Sale price¥8,800
Sunstone 0.418ct loose stone
Sale price¥5,980
Australian Rainbow Lattice Sunstone 0.590ct Loose
Sale price¥12,800
Pakistani Lazurite (Azurite) 4.1mm/0.318ct Loose Stone
Sale price¥59,800
Mexican fire opal (faceted cut) 0.387ct loose stone
Sale price¥14,800
Madagascar Blue Sapphire (Ice Blue) 0.584ct Loose
Sale price¥19,800
Cambodian colorless zircon 0.707ct loose stone
Sale price¥8,800
Cambodian colorless zircon 0.749ct loose stone
Sale price¥8,800
Purple Apatite 0.896ct Loose Stone with Certificate of Authenticity
Sale price¥11,000
Purple Apatite 0.993ct Loose Stone with Certificate of Authenticity
Sale price¥9,800
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
Myanmar Leuco Garnet 0.504ct Loose Stone JTL Catalog
Sale price¥39,800
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
Russian Phenakite 0.513ct Loose Stone
Sale price¥19,800
Brazilian Dendritic Agate 0.629ct Loose Stone
Sale price¥7,980
Brazilian Dendritic Agate 0.735ct Loose Stone
Sale price¥7,980
Afghanistan Seafoam Tourmaline 0.429ct Loose Stone
Sale price¥25,800
Brazilian Green Tourmaline 0.831ct Loose Stone
Sale price¥25,800
Afghanistan Blue Tourmaline 5.0mm/0.457ct Loose Stone
Sale price¥19,800
Brazilian Green Tourmaline 4.1mm/0.259ct Loose Stone
Sale price¥12,800
Brazilian Green Tourmaline 0.270ct Loose
Sale price¥12,800
Tanzanite 0.513ct loose stone (sugarloaf cut) from Tanzania
Sale price¥9,800
Canadian Shortite 0.423ct Loose Stone, Japan-Germany Mirror
Sale price¥69,800
Brown diamond 0.554ct loose (cabochon cut, SI class equivalent)
Sale price¥69,800
Brazilian Pink Tourmaline 0.772ct Loose Stone
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.300ct Loose
Sale price¥12,800
Sri Lankan Star Sapphire 5.0mm/0.892ct Loose Stone
Sale price¥9,800
Tanzanite from Tanzania 1.053ct loose stone
Sale price¥25,800
Tanzanian bicolor sapphire 0.707ct loose stone
Sale price¥18,800
Tanzanian bicolor sapphire 0.571ct loose stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 0.295ct Loose Stone
Sale price¥14,800
Madagascar White Sapphire 0.485ct Loose
Sale price¥19,800
Sri Lankan Blue Spinel 0.519ct Loose Stone
Sale price¥12,800
Sri Lankan Andalusite 0.750ct loose stone
Sale price¥12,800
diamond
Sale price¥45,800
Oregon Sunstone from the United States 0.554ct loose stone
Sale price¥7,980
Afghanistan Bicolor Tourmaline 0.672ct Loose Stone
Sale price¥9,800
Afghanistan Bicolor Tourmaline 0.673ct Loose Stone
Sale price¥15,800
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.