Brazilian Santa Maria Aquamarine 0.968ct loose stone
Sale price¥69,800
Tanzanite from Tanzania 5.8mm/0.803ct loose stone
Sale price¥35,800
Mexican Hyalite Opal 0.873ct Loose
Sale price¥9,800
Mexican Hyalite Opal 0.664ct Loose
Sale price¥6,980
Brazilian Dumortierite in Quartz 1.279ct loose stone (faceted cut)
Sale price¥9,800
Brazilian Dumortierite in Quartz 1.447ct loose stone (faceted cut)
Sale price¥18,800
Brazilian Dumortierite in Quartz 1.284ct loose stone (faceted cut)
Sale price¥9,800
Brazilian Dumortierite in Quartz 1.276ct loose stone
Sale price¥6,980
Tanzanite 1.055ct loose stone
Sale price¥29,800
Mexican Fire Opal (Faceted Cut) 0.934ct Loose
Sale price¥25,800
Mozambique Rhodolite Garnet 1.146ct Loose Stone
Sale price¥12,800
Russian Diopside 1.506ct Loose Stone
Sale price¥29,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.794ct Loose Stone
Sale price¥15,800
Spanish Andalusite 0.74ct loose stone
Sale price¥6,980
Australian Prehnite 6.0mm/0.993ct loose stone (rose cut)
Sale price¥8,800
Mexican Opal (Faceted Cut) 0.496ct Loose
Sale price¥9,800
Mexican Fire Opal (Faceted Cut) 0.608ct Loose
Sale price¥12,800
Cambodian colorless zircon 1.407ct loose stone
Sale price¥12,800
Afghanistan Bicolor Tourmaline 1.653ct Loose Stone
Sale price¥49,800
Sri Lankan Rhodolite Garnet 1.858ct Loose Stone
Sale price¥15,800
Kunzite from Afghanistan 1.857ct loose stone
Sale price¥18,800
Cassiterite 1.676ct loose stone with certificate
Sale price¥45,800
Australian Opal 0.706ct Loose
Sale price¥8,800
Australian Opal 0.633ct Loose
Sale price¥9,800
Mexican Hyalite Opal 5.2mm/0.439ct Loose Stone
Sale price¥12,800
Indian Moss Agate 0.75ct Loose Stone
Sale price¥8,800
Indian Moss Agate 0.728ct Loose Stone (Princess Cut)
Sale price¥9,800
Indian Moss Agate 0.755ct Loose Stone (Princess Cut)
Sale price¥8,800
Brazilian Aquamarine 0.362ct Loose Stone
Sale price¥8,800
Brazilian Aquamarine 0.578ct Loose Stone
Sale price¥12,800
Brazilian Madeira Citrine 0.564ct Loose Stone
Sale price¥8,800
Nigerian Morganite 0.948ct loose stone
Sale price¥8,800
Brazilian Pink Tourmaline 0.361ct Loose Stone
Sale price¥9,800
Brazilian Medusa Quartz (Paraiba Quartz) 0.590ct Loose
Sale price¥9,800
Australian Rainbow Lattice Sunstone 0.876ct Loose Stone
Sale price¥19,800
Sri Lankan Zircon 5.8mm/1.255ct Loose Stone
Sale price¥9,800
Mexican Fire Opal (Faceted Cut) 0.525ct Loose
Sale price¥12,800
Purple Apatite 1.549ct Loose Stone with Certificate
Sale price¥18,800
Tanzania Peristallite 5.4mm/0.397ct loose stone
Sale price¥7,980
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.783ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 0.712ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.676ct Loose Stone
Sale price¥15,800
Brazilian Paraiba Tourmaline in Quartz 6.0mm/0.728ct Loose Stone
Sale price¥12,800
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.