Ethiopian Opal 0.294ct Loose (Heart Shape, Faceted Cut)
Sale price¥6,980
Australian shell opal 53.277ct rough stone
Sale price¥59,800
Australian shell opal (shell opal) 96.177ct rough stone
Sale price¥69,800
Mexican Fire Opal 0.277ct Loose (Faceted Cut)
Sale price¥5,980
Mexican Fire Opal 0.472ct Loose (Star Cut, Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 0.564ct Loose (Faceted Cut)
Sale price¥15,800
Mexican Fire Opal 0.290ct Loose (Faceted Cut)
Sale price¥8,800
Mexican Opal 0.502ct Loose (Faceted Cut)
Sale price¥12,800
Mexican Opal 0.790ct Loose (Contrarus Opal, Faceted Cut)
Sale price¥18,800
Mexican Hyalite Opal 0.774ct Loose (Faceted Cut)
Sale price¥8,800
Mexican Hyalite Opal 7.5mm/1.221ct Loose (Faceted Cut)
Sale price¥14,800
Mexican Opal 1.205ct Loose (Contrarus Opal, Faceted Cut)
Sale price¥29,800
Australian black opal 0.559ct loose
Sale price¥12,800
Australian black opal 0.616ct loose
Sale price¥12,800
Australian black opal 0.310ct loose
Sale price¥8,800
Mexican cantera opal 17.528ct loose
Sale price¥39,800
Mexican cantera opal 11.914ct loose
Sale price¥19,800
Mexican cantera opal 8.100ct loose
Sale price¥19,800
Opal from Indonesia 0.217ct loose
Sale price¥5,980
Mexican Water Opal 0.598ct Loose (Contralus Opal)
Sale price¥9,800
[Mr. Sanjay] Mexican water opal 3.161ct loose (Contrarus opal)
Sale price¥69,800
Opal 6mm/0.590ct loose (rose cut)
Sale price¥8,800
Mexican Opal 0.796ct Loose (Contralus Opal)
Sale price¥24,800
Mexican Water Opal 2.623ct Loose (Contralus Opal)
Sale price¥55,800
Mexican Water Opal 1.790ct Loose (Contralus Opal)
Sale price¥45,800
Mexican water opal 0.212ct loose (contrarus opal)
Sale price¥39,800
Opal 6mm/0.595ct loose (rose cut)
Sale price¥9,800
Mexican cantera opal 12.610ct loose
Sale price¥29,800
Mexican cantera opal 15.542ct loose
Sale price¥19,800
Mexican cantera opal 9.422ct loose
Sale price¥29,800
Mexican cantera opal 7.563ct loose
Sale price¥19,800
Australian boulder opal 1.730ct loose
Sale price¥9,800
Australian boulder opal 6.980ct loose
Sale price¥7,980
Australian boulder opal 4.470ct loose
Sale price¥29,800
Yellow opal 17.283ct loose
Sale price¥34,800
Mexican Fire Opal 4.5mm/0.244ct Loose
Sale price¥12,800
[Camellia cut] Opal 14mm/5.283ct loose with patch
Sale price¥98,000
Australian opal 0.286ct loose
Sale price¥6,980
Amazon green opal 1.120ct loose
Sale price¥5,980
Australian boulder opal 3.695ct loose
Sale price¥15,800
Australian boulder opal 1.552ct loose
Sale price¥12,800
Australian boulder opal 2.470ct loose
Sale price¥8,800
Australian boulder opal 4.729ct loose
Sale price¥19,800
Mexican Fire Opal 1.150ct Loose
Sale price¥39,800
Mexican Fire Opal 4.2mm/0.182ct Loose
Sale price¥8,800
Wood opal 24.319ct loose
Sale price¥59,800
Pink opal 7.180ct loose
Sale price¥8,800
[Colorful] Pt900 Boulder Opal 15.82ct Pendant Top (Necklace Top)
Sale price¥69,800
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.