Mica in Quartz 0.594ct loose stone
Sale price¥5,980
Oregon Sunstone 0.575ct loose
Sale price¥9,800
Sunstone (Illusion Sunstone) 0.553ct Loose
Sale price¥7,980
South African Sugilite 0.814ct loose stone
Sale price¥12,800
Spanish Andalusite 0.440ct loose stone
Sale price¥6,980
Spanish Andalusite 0.435ct loose stone
Sale price¥6,980
Mexican Fire Opal (faceted) 0.645ct Loose Stone
Sale price¥18,800
Tanzanian Rhodolite Garnet 5.9mm/1.084ct Loose
Sale price¥12,800
Brazilian Bicolor Tourmaline 0.780ct Loose
Sale price¥12,800
Tanzanian Zoisite 1.290ct Loose Stone with Appraisal
Sale price¥19,800
Namibian Hemimorphite 0.615ct Loose Stone
Sale price¥7,980
Nepalese bicolor kyanite 0.987ct loose stone
Sale price¥9,800
Green tourmaline 0.621ct loose stone
Sale price¥9,800
Green tourmaline 0.457ct loose stone
Sale price¥8,800
YAG (Yttrium Aluminum Garnet) 1.171ct loose stone
Sale price¥14,800
Moss Agate 0.771ct loose
Sale price¥6,980
Brazilian Paraiba tourmaline in quartz 0.819ct loose
Sale price¥14,800
Tanzanian Kornerupine Cat's Eye 1.331ct Loose Stone
Sale price¥5,980
Mica in Quartz 0.760ct Loose
Sale price¥5,980
Mica in Quartz 0.588ct Loose Stone
Sale price¥5,980
Medusa Quartz (Paraiba Quartz) 1.666ct loose
Sale price¥18,800
Tanzanian Kornerupine Cat's Eye 0.986ct Loose Stone
Sale price¥5,980
Brazilian imperial topaz 0.830ct loose
Sale price¥18,800
Bicolor tourmaline 0.548ct loose
Sale price¥6,980
Lepidocrocite in Quartz 0.382ct Loose
Sale price¥6,980
Moss agate 0.720ct loose stone
Sale price¥6,980
Brazilian Medusa Quartz (Paraiba Quartz) 1.241ct Loose Stone
Sale price¥6,980
Loose Australian Black Opal 0.397ct
Sale price¥12,800
[On sale May 13 at 10 PM] Australian Black Opal 0.525ct Loose Stone
Sale price¥12,800
Australian Black Opal 0.415ct Loose
Sale price¥18,800
Australian black opal 1.311 ct loose stone
Sale price¥18,800
Australian Black Opal 0.605ct Loose Stone
Sale price¥22,800
Australian Black Opal 0.940ct Loose
Sale price¥18,800
Australian Black Opal 0.754ct Loose
Sale price¥22,800
Australian Black Opal 0.768ct Loose
Sale price¥25,800
Australian black opal 0.758ct loose stone
Sale price¥35,800
Indian Black Moonstone 0.609ct Loose
Sale price¥7,980
Brazilian dumortierite in quartz 1.060ct loose (faceted cut)
Sale price¥9,800
Brazilian Blue Tourmaline 0.819ct Loose Stone
Sale price¥31,800
Brazilian Sky Blue Topaz 0.746ct Loose Stone
Sale price¥8,800
0.834 ct loose Sky Blue Topaz from Brazil
Sale price¥8,800
1.053 ct Loose Australian Rainbow Lattice Sunstone
Sale price¥8,800
Spanish Sphalerite 5.7mm/0.903ct Loose
Sale price¥16,800
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.