[Sakura Incut] Danburite 8mm/1.581ct loose stone with patch
Sale price¥29,800
[Sakura Incut] YAG (Yttrium Aluminum Garnet) 9mm/3.410ct Loose
Sale price¥55,800
Blue watermelon tourmaline 2.380ct loose
Sale price¥15,800
Blue watermelon tourmaline 6.815ct loose
Sale price¥49,800
Colombian emerald cat's eye 0.138ct loose
Sale price¥17,800
Mexican Fire Agate 5.110ct Loose Stone
Sale price¥14,800
Pink tourmaline 0.692ct loose stone
Sale price¥18,800
Pink tourmaline 0.845ct loose stone
Sale price¥14,800
Yellow Opal 0.372ct Loose (Faceted Cut)
Sale price¥8,800
0.421ct loose yellow sapphire from Ratnapura, Sri Lanka
Sale price¥11,800
Pink spinel 0.713ct loose stone
Sale price¥8,800
Morganite 0.379ct loose stone
Sale price¥8,800
Goshenite 0.846ct loose stone
Sale price¥8,800
Mexican Hyalite Opal 1.215ct Loose (Faceted Cut)
Sale price¥9,800
Benitoite 0.338ct loose stone
Sale price¥258,000
Australian Rainbow Lattice Sunstone 0.463ct Loose Stone
Sale price¥5,980
Spanish Sphalerite 2.374ct loose stone
Sale price¥79,800
Brazilian Quartz in Quartz 15.373ct Loose Stone
Sale price¥24,800
Tanzanian Kornerupine 0.199ct loose stone
Sale price¥19,800
Tanzanian Kornerupine 0.172ct loose stone
Sale price¥18,800
Tanzanian Kornerupine 0.356ct loose stone
Sale price¥49,800
Tanzanian Mandarin Garnet 0.359ct Loose Stone
Sale price¥22,800
Paraiba tourmaline from Brazil 0.057ct loose
Sale price¥22,800
Paraiba tourmaline from Brazil 0.061ct loose
Sale price¥25,800
Paraiba tourmaline from Brazil 0.049ct loose
Sale price¥19,800
Paraiba Tourmaline from Mozambique 0.153ct loose stone
Sale price¥9,800
Paraiba Tourmaline from Mozambique 0.154ct loose stone
Sale price¥9,800
Tanzanian Kornerupine 0.213ct loose stone
Sale price¥12,800
Color change sapphire 0.473ct loose stone (purple sapphire)
Sale price¥29,800
Paraiba tourmaline from Brazil 0.018ct loose
Sale price¥14,800
Paraiba tourmaline from Brazil 0.023ct loose
Sale price¥19,800
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.