pear shape
Australian Rainbow Lattice Sunstone 0.463ct Loose Stone
Sale price¥5,980
Tanzanian Kornerupine 0.356ct loose stone
Sale price¥49,800
Paraiba tourmaline from Brazil 0.049ct loose
Sale price¥19,800
Greenland sapphire 0.592ct loose stone
Sale price¥24,800
Tanzania color change spinel 0.319ct loose stone
Sale price¥29,800
Sphene 0.503ct loose stone
Sale price¥8,800
Zimbabwean Euclase 0.088ct loose stone
Sale price¥69,800
Tanzanian Kornerupine 0.303ct loose stone
Sale price¥12,800
Ethiopian honeycomb opal 3.566ct loose stone
Sale price¥46,800
Nepalese bicolor kyanite 0.987ct loose stone
Sale price¥9,800
Vietnam unheated silky pink sapphire 0.178ct loose stone
Sale price¥5,980
Tanzanian Kornerupine Cat's Eye 1.331ct Loose Stone
Sale price¥7,980
Brazilian Apatite in Jasper 1.477ct Loose Stone
Sale price¥7,980
Brazilian Paraiba tourmaline in quartz 4.772ct loose
Sale price¥59,800
Tanzanian Kornerupine Cat's Eye 0.986ct Loose Stone
Sale price¥6,980
Myanmar Taaffeite 1.110ct Loose GIT
Sale price¥45,800
Brazilian Medusa Quartz (Paraiba Quartz) 3.122ct Loose Stone
Sale price¥15,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.529ct Loose Stone
Sale price¥6,980
Benitoite 0.066ct loose
Sale price¥14,800
Bicolor Benitoite 0.164ct loose stone
Sale price¥19,800
Australian rainbow lattice sunstone 0.353ct loose
Sale price¥5,980
Brazilian Medusa Quartz (Paraiba Quartz) 1.317ct loose
Sale price¥24,800
Brazilian Paraiba tourmaline in quartz 1.602ct loose
Sale price¥49,800
Rutilated Quartz (Rutilated Quartz) 9.721ct Loose (Sun Rutilated Quartz)
Sale price¥29,800
Australian rainbow lattice sunstone 0.587ct loose
Sale price¥6,980
Santa Maria Aquamarine from Brazil 0.189ct loose
Sale price¥5,980
Montana Sapphire 0.254ct loose
Sale price¥9,800
Tanzanian Kornerupine Cat's Eye 0.866ct Loose Stone
Sale price¥5,980
Montana Sapphire 0.458ct Loose (Bi-Color Sapphire)
Sale price¥14,800
[12552511] Pink diamond 0.296ct loose stone
Sale price¥188,000
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.