Mexican Fire Opal (Faceted Cut) 0.918ct Loose
Sale price¥12,800
Mexican Fire Opal (Faceted Cut) 0.525ct Loose
Sale price¥12,800
Tanzania Magnesioaxinite 0.198ct loose stone by Nikkei
Sale price¥69,800
Sunstone (Illusion Sunstone) 1.934ct Loose
Sale price¥8,800
[12558581] Pakistani Veirinite 0.183ct loose stone
Sale price¥45,800
Veininite from Pakistan 0.184ct loose stone with gemological report
Sale price¥45,800
Ethiopian Sunstone 1.563ct Loose
Sale price¥9,800
Spanish Sphalerite 5.3mm/1.009ct loose stone
Sale price¥6,980
Madagascar sapphire 0.206ct loose stone
Sale price¥12,800
Australian Rainbow Lattice Sunstone 1.313ct Loose Stone
Sale price¥12,800
Australian Rainbow Lattice Sunstone 1.914ct Loose Stone
Sale price¥19,800
Australian Rainbow Lattice Sunstone 0.633ct Loose Stone
Sale price¥8,800
Australian Rainbow Lattice Sunstone 0.795ct Loose Stone
Sale price¥8,800
Madagascar pink sapphire 0.466ct loose stone
Sale price¥12,800
Oregon Sunstone from the United States 1.455ct loose stone
Sale price¥15,800
Nepalese Kyanite 0.793ct loose stone
Sale price¥6,980
Madagascar sapphire 0.375ct loose stone
Sale price¥8,800
Spanish Sphalerite 0.941ct loose stone
Sale price¥5,980
Mexican Fire Opal 0.343ct Loose
Sale price¥15,800
Nigerian Spessartine Garnet 0.559ct Loose Stone
Sale price¥7,980
Mexican Fire Opal 4.8mm/0.336ct Loose
Sale price¥5,980
Spanish bicolor sphalerite 0.866ct loose stone
Sale price¥12,800
Ethiopian Opal 41.967ct Rough Stone
Sale price¥33,800
Ethiopian Opal 15.845ct Rough Stone
Sale price¥15,800
Ethiopian Opal 14.344ct Rough Stone
Sale price¥14,800
South African Rhodochrosite 0.457ct loose stone
Sale price¥45,800
Mexican Fire Opal 1.135ct Loose
Sale price¥9,800
Mexican Cantera Opal 19.732ct Loose
Sale price¥24,800
Spanish Sphalerite 6.494ct loose stone
Sale price¥69,800
Spanish bicolor sphalerite 5.289ct loose stone
Sale price¥59,800
Spanish Sphalerite 1.609ct loose stone
Sale price¥19,800
Mexican Fire Opal (Faceted) 6.1mm/0.450ct Loose
Sale price¥12,800
Mexican Fire Opal (Faceted Cut) 0.352ct Loose
Sale price¥9,800
Mexican Fire Opal 1.341ct Loose
Sale price¥39,800
Pakistani Veirinite 0.096ct loose stone
Sale price¥12,800
Spanish Sphalerite 7mm/1.676ct loose stone
Sale price¥35,800
Oregon Sunstone from the United States 0.372ct loose stone
Sale price¥12,800
Brazilian Imperial Topaz 0.764ct Loose Stone
Sale price¥19,800
Mexican Fire Opal 6.7mm/0.953ct Loose
Sale price¥25,800
Mexican Fire Opal 4.9mm/0.333ct Loose
Sale price¥8,800
Spanish Andalusite 0.776ct loose stone
Sale price¥11,800
Spanish Sphalerite 8mm/2.796ct loose stone
Sale price¥69,800
Mexican Fire Opal 0.576ct Loose (Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 0.212ct Loose (Faceted Cut)
Sale price¥8,800
Mexican Fire Opal 1.222ct Loose (Faceted Cut)
Sale price¥12,800
Spanish Sphalerite 2.726ct loose stone
Sale price¥39,800
Spanish bicolor sphalerite 3.504ct loose stone
Sale price¥38,800
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.