Moloxite (Green Apatite) from Madagascar 4.087ct Loose Stone
Sale price¥39,800
Brazilian Sky Blue Topaz (untreated) 2.560ct loose stone
Sale price¥12,800
American Axinite 2.10ct loose stone
Sale price¥9,800
Brazilian cat's eye emerald 4.070ct loose stone
Sale price¥198,000
Burmese Ruby 3.725ct Loose GIA & Chuho
Sale price¥198,000
Sri Lankan Purple Star Sapphire 2.461ct Loose
Sale price¥69,800
Brazilian Bicolor Tourmaline 4.554ct Ruth Japanese-German Edition
Sale price¥298,000
Brazilian Rutile Cat's Eye 3.856ct Loose Stone (Red Rutile Quartz)
Sale price¥18,800
Brazilian Rutile Cat's Eye 3.306ct Loose Stone (Red Rutile Quartz)
Sale price¥16,800
Synthetic Opal 2.026ct Loose
Sale price¥19,800
Indian Moonstone 2.290ct Loose
Sale price¥12,800
Brazilian Paraiba Tourmaline in Quartz 3.046ct loose stone
Sale price¥45,800
Australian white opal 2.318ct loose
Sale price¥12,800
Brazilian Bicolor Tourmaline Cat's Eye 9.5mm/4.730ct Loose Stone
Sale price¥18,800
Zimbabwean Euclase 2.976ct rough stone
Sale price¥98,000
Brazilian bicolor tourmaline cat's eye 2.640ct loose stone
Sale price¥12,800
Colombian pyrite emerald 2.380ct rough stone
Sale price¥29,800
Tanzania Bicolor Zoisite 2.110ct Loose Stone
Sale price¥45,800
Australian Boulder Opal 4.980ct Loose
Sale price¥19,800
Euclase from Colombia 2.443ct Ruth Japanese German edition
Sale price¥148,000
Pakistani bicolor sphene 3.980ct loose stone
Sale price¥188,000
Brazilian Green Spodumene 2.619ct Loose Stone
Sale price¥12,800
Brazilian Spodumene 3.200ct loose stone
Sale price¥16,800
Brazilian Petalite 2.164ct loose stone
Sale price¥11,000
Colombian Trapiche Emerald 2.730ct Loose
Sale price¥98,000
Brazilian Paraiba tourmaline in quartz 3.678ct loose
Sale price¥9,800
Colombian Euclase 2.360ct loose
Sale price¥79,800
Brazilian Dumortierite in Quartz 2.484ct loose stone
Sale price¥9,800
Madagascar Apatite Cat's Eye 2.80ct Loose Stone
Sale price¥29,800
Brazilian Paraiba tourmaline in quartz 2.864ct loose
Sale price¥9,800
Mexican Cantera Opal 3.176ct Loose
Sale price¥39,800
Mexican Cantera Opal 2.038ct Loose
Sale price¥29,800
Mexican Cantera Opal 3.167ct loose stone (faceted cut)
Sale price¥12,800
Tibetan Andesine 2.020ct Loose Stone
Sale price¥18,800
Synthetic black opal 2.996ct loose stone
Sale price¥29,800
White Topaz 2.563ct Loose (Needle-in Topaz)
Sale price¥5,980
Prehnite 3.016ct loose stone
Sale price¥6,980
Brazilian Medusa Quartz (Paraiba Quartz) 2.250ct Loose
Sale price¥19,800
Brazilian copper rutilated quartz 2.051ct loose stone
Sale price¥8,800
Myanmar Star Peridot 2.678ct Loose Stone
Sale price¥29,800
Myanmar Star Peridot 3.644ct Loose Stone
Sale price¥39,800
Brazilian citrine 2.641ct loose stone
Sale price¥8,800
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.