![[Available at 10 PM on September 21st] Limited to 20 stones. Includes 2 Koshu Kiriko Fire Opals. 1 loose fire opal gacha. Discounts available for multiple purchases.](http://store.karatz.jp/cdn/shop/files/7_cf8144ee-7ac5-4965-b93c-f9f618bb4cbf.png?v=1758172271&width=1500)
Mexican Fire Opal 4.2mm/0.182ct Loose
Sale price¥8,800
Mexican Fire Opal 1.150ct Loose
Sale price¥39,800
Mexican Fire Opal 4.5mm/0.244ct Loose
Sale price¥12,800
Mexican Fire Opal 0.290ct Loose (Faceted Cut)
Sale price¥8,800
Mexican Fire Opal 0.564ct Loose (Faceted Cut)
Sale price¥15,800
Mexican Fire Opal 0.472ct Loose (Star Cut, Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 0.277ct Loose (Faceted Cut)
Sale price¥5,980
Mexican Fire Opal 1.104ct Loose
Sale price¥9,800
Mexican Fire Opal 3.425ct Loose
Sale price¥29,800
Mexican Fire Opal 1.743ct Loose
Sale price¥24,800
Mexican Fire Opal 2.235ct Loose
Sale price¥26,800
Mexican Fire Opal 1.424ct Loose
Sale price¥49,800
Mexican Fire Opal 1.833ct Loose
Sale price¥49,800
Mexican Fire Opal 0.599ct Loose
Sale price¥6,980
Mexican Fire Opal 0.593ct Loose (Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 0.718ct Loose
Sale price¥9,800
Mexican Fire Opal 6.117ct Loose (Bicolor Fire Opal)
Sale price¥98,000
Mexican Fire Opal 0.356ct Loose (Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 0.213ct Loose (Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 1.222ct Loose (Faceted Cut)
Sale price¥12,800
Mexican Fire Opal 0.212ct Loose (Faceted Cut)
Sale price¥8,800
Mexican Fire Opal 0.576ct Loose (Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 4.9mm/0.333ct Loose
Sale price¥8,800
Mexican Fire Opal 7.1mm/0.911ct Loose
Sale price¥25,800
Mexican Fire Opal 6.7mm/0.953ct Loose
Sale price¥25,800
Mexican Fire Opal 0.780ct Loose
Sale price¥12,800
Mexican Fire Opal 1.341ct Loose
Sale price¥39,800
Mexican Fire Opal 1.755ct Loose
Sale price¥29,800
Mexican Fire Opal 8.0mm/1.270ct Loose
Sale price¥29,800
Mexican Fire Opal 1.670ct Loose
Sale price¥29,800
Mexican Fire Opal 0.921ct Loose
Sale price¥14,800
Mexican Fire Opal (Faceted Cut) 0.352ct Loose
Sale price¥9,800
Mexican Fire Opal (Faceted) 6.1mm/0.450ct Loose
Sale price¥12,800
Mexican Fire Opal 1.135ct Loose
Sale price¥9,800
Mexican Fire Opal 4.8mm/0.336ct Loose
Sale price¥5,980
Mexican Fire Opal 0.343ct Loose
Sale price¥15,800
Mexican Fire Opal (Faceted Cut) 0.525ct Loose
Sale price¥12,800
Mexican Fire Opal (Faceted Cut) 0.918ct Loose
Sale price¥12,800
Mexican fire opal (faceted cut) 0.387ct loose stone
Sale price¥14,800
Mexican Fire Opal 1.320ct Loose
Sale price¥13,800
Mexican Fire Opal (Faceted Cut) 0.608ct Loose
Sale price¥12,800
Mexican Fire Opal 1.610ct Loose (Contralus Opal)
Sale price¥19,800
Mexican Fire Opal 1.330ct Loose (Contralus Opal)
Sale price¥19,800
Mexican Fire Opal (Faceted Cut) 0.934ct Loose
Sale price¥25,800
Mexican Fire Opal 3.160ct Loose
Sale price¥29,800
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.