Pakistani Oil in Quartz 0.651ct Loose Stone
Sale price¥7,980
Pakistani Oil in Quartz 0.443ct Loose Stone
Sale price¥5,980
Oil-in-quartz 24.653ct rough stone from Madagascar
Sale price¥7,980
Oil-in-quartz 31.973ct rough stone from Madagascar
Sale price¥8,800
Oil-in-quartz 30.677ct rough stone from Madagascar
Sale price¥8,800
Unheated Pigeon Blood Ruby 5.0mm/0.520ct Loose Stone AIGS
Sale price¥128,000
Pigeon Blood Ruby 0.490ct Loose
Sale price¥128,000
Pigeon Blood Ruby 0.250ct Loose
Sale price¥79,800
Oil-in-quartz 22.073ct rough stone from Madagascar
Sale price¥4,980
Pakistani oil-in quartz 0.535ct loose
Sale price¥14,800
German Hauyne 2.7mm/0.076ct Loose Stone
Sale price¥29,800
Mozambique ruby 0.537ct loose stone
Sale price¥15,800
Greenland Ruby 0.253ct Loose Stone with Certificate
Sale price¥49,800
Greenland Ruby 0.266ct Loose Stone with Certificate
Sale price¥22,800
Mozambique Ruby 3.4mm/0.139ct Loose Stone
Sale price¥25,800
Afghanistan Hackmanite 0.177ct loose stone
Sale price¥14,800
Mexican Hyalite Opal 1.420ct Loose
Sale price¥18,800
Mexican Hyalite Opal 0.743ct Loose
Sale price¥12,800
Unheated Pigeon Blood Ruby from Myanmar, 0.640ct Loose, AIGS
Sale price¥258,000
Colombian bicolor fluorite 3.209ct loose stone
Sale price¥18,800
Greenland Ruby 0.360ct Loose Stone with Certificate
Sale price¥69,800
German Awinite 0.063ct loose stone
Sale price¥29,800
German Apatite 0.073ct loose stone
Sale price¥32,800
Hackmanite 0.520ct loose stone
Sale price¥18,800
![[12559773] Ruby 0.122ct loose stone](http://store.karatz.jp/cdn/shop/files/PA171226_c028b763-7907-435d-9290-5e6712686ee0.jpg?v=1767532283&width=2078)
[12559773] Ruby 0.122ct loose stone
Sale price¥14,800
Ruby 0.295ct loose
Sale price¥39,800
Pigeon Blood Ruby 4.0mm/0.290ct Loose Stone AIGS
Sale price¥59,800
Greenland Ruby 3.6mm/0.210ct Loose Stone with Certificate
Sale price¥45,800
German Auchenite 0.095ct loose stone
Sale price¥39,800
German Auchenite 0.085ct loose stone
Sale price¥45,800
German Auchenite 0.083ct loose stone
Sale price¥45,800
Afghanistan Hackmanite 0.134ct loose stone
Sale price¥6,980
Afghanistan Hackmanite 0.121ct loose stone
Sale price¥6,980
German Apatite 0.097ct loose stone
Sale price¥39,800
[Koshu Precious Stone Kiriko] Bicolor Fluorite 6.980ct Loose with Patch
Sale price¥59,800
Pigeon Blood Ruby 0.280ct Loose
Sale price¥49,800
Pink fluorite 6.530ct loose
Sale price¥5,980
Ruby from Greenland 0.268ct loose with certificate
Sale price¥18,800
Afghanistan Hackmanite 0.761ct loose stone (bicolor)
Sale price¥39,800
Mexican Hyalite Opal 1.587ct Loose
Sale price¥9,800
Ruby from Greenland 0.307ct loose with certificate
Sale price¥15,800
Bicolor Fluorite 24.682ct Loose
Sale price¥29,800
Mexican Hyalite Opal 0.942ct Loose
Sale price¥9,800
Mexican Hyalite Opal 6.0mm/0.708ct Loose
Sale price¥25,800
2.801ct loose stone of Rogerian fluorite from the UK
Sale price¥8,800
Colombian fluorite 6.327ct loose stone
Sale price¥25,800
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.