Mexican Cantera Opal 20.655ct Loose
Sale price¥19,800
Mexican Cantera Opal 3.297ct Loose
Sale price¥29,800
Ethiopian Opal 167.191ct Rough Stone
Sale price¥39,800
Mexican Fire Opal 6.117ct Loose (Bicolor Fire Opal)
Sale price¥98,000
Mexican Cantera Opal 5.204ct Loose
Sale price¥12,800
Amazon Green Opal 1.372ct Loose (Faceted Cut)
Sale price¥8,800
Amazonian green opal 1.814ct loose stone (faceted cut)
Sale price¥9,800
Mexican Cantera Opal 7.720ct Loose
Sale price¥22,800
Mexican Cantera Opal 4.158ct Loose
Sale price¥15,800
Australian black opal 3.242ct loose stone
Sale price¥69,800
Australian black opal 3.322ct loose stone
Sale price¥98,000
Mexican Cantera Opal 13.531ct Loose
Sale price¥69,800
Mexican Cantera Opal 10.986ct Loose
Sale price¥29,800
Mexican Cantera Opal 6.710ct Loose
Sale price¥22,800
Mexican Cantera Opal 6.205ct Loose
Sale price¥9,800
Mexican Cantera Opal 5.887ct Loose
Sale price¥12,800
Synthetic Opal 1.804ct Loose
Sale price¥14,800
Mexican Fire Opal 0.718ct Loose
Sale price¥9,800
Mexican Fire Opal 0.593ct Loose (Faceted Cut)
Sale price¥9,800
[12551148] Australian black opal 3.890ct loose stone
Sale price¥69,800
Yellow Opal 0.372ct Loose (Faceted Cut)
Sale price¥8,800
Mexican Hyalite Opal 1.215ct Loose (Faceted Cut)
Sale price¥9,800
Ethiopian Opal 5.7mm/0.878ct Loose (Sphere)
Sale price¥7,980
Australian black opal 0.650ct loose
Sale price¥18,800
Mexican Opal 1.666ct Loose
Sale price¥14,800
Ethiopian honeycomb opal 3.566ct loose stone
Sale price¥46,800
Mexican Opal 9.6mm/1.803ct Loose (Contralus Opal)
Sale price¥69,800
Mexican Fire Opal 1.833ct Loose
Sale price¥49,800
Mexican Fire Opal 1.424ct Loose
Sale price¥49,800
Ethiopian Opal 2.131ct Loose
Sale price¥12,800
Ethiopian Opal 1.694ct Loose
Sale price¥8,800
Mexican Opal 0.677ct Loose
Sale price¥6,980
Mexican Opal 0.499ct Loose
Sale price¥5,980
Mexican Opal 0.854ct Loose
Sale price¥6,980
Australian black opal 2.407ct loose
Sale price¥59,800
Mexican Fire Opal 2.235ct Loose
Sale price¥26,800
Mexican Fire Opal 1.743ct Loose
Sale price¥24,800
Mexican Fire Opal 3.425ct Loose
Sale price¥29,800
Mexican Cantera Opal 15.195ct Loose
Sale price¥18,800
Mexican Fire Opal 1.104ct Loose
Sale price¥9,800
Australian black opal 2.277ct loose stone (play of color on both sides)
Sale price¥34,800
Mexican egg-in-opal 1.243ct loose stone
Sale price¥14,800
Mexican egg-in-opal 0.865ct loose stone
Sale price¥14,800
Mexican egg-in-opal 0.672ct 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.