![[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 1.580ct Loose
Sale price¥25,800
Fire opal 1.360ct loose
Sale price¥9,800
Fire Opal 2 Stone Pair 4mm/0.336ct Loose
Sale price¥3,980
Mexican fire opal 6mm/0.698ct loose (rose cut)
Sale price¥14,800
Mexican Fire Opal 1.808ct Loose (Contralus Opal)
Sale price¥35,800
Mexican Fire Opal 1.624ct Loose (Contralus Opal)
Sale price¥12,800
Mexican Fire Opal 5mm/0.342ct Loose (Contralus Opal)
Sale price¥9,800
[Koshu Precious Stone Cutting] Mexican Fire Opal 1.571ct Loose Patch
Sale price¥69,800
Mexican Fire Opal (Faceted Cut) 0.844ct Loose
Sale price¥15,800
Mexican Fire Opal 1.348ct Loose
Sale price¥15,800
Mexican Fire Opal 0.448ct Loose
Sale price¥3,980
Mexican Fire Opal (Faceted Cut) 0.934ct Loose
Sale price¥25,800
Mexican Fire Opal 1.330ct Loose (Contralus Opal)
Sale price¥19,800
Mexican Fire Opal 1.610ct Loose (Contralus Opal)
Sale price¥19,800
Mexican Fire Opal (Faceted Cut) 0.608ct Loose
Sale price¥12,800
Mexican Fire Opal 1.320ct Loose
Sale price¥13,800
Mexican fire opal (faceted cut) 0.387ct loose stone
Sale price¥14,800
Mexican Fire Opal (Faceted Cut) 0.918ct Loose
Sale price¥12,800
Mexican Fire Opal (Faceted Cut) 0.525ct Loose
Sale price¥12,800
Mexican Fire Opal 0.343ct Loose
Sale price¥15,800
Mexican Fire Opal 4.8mm/0.336ct Loose
Sale price¥5,980
Mexican Fire Opal 1.135ct Loose
Sale price¥9,800
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 8.0mm/1.270ct Loose
Sale price¥29,800
Mexican Fire Opal 1.755ct Loose
Sale price¥29,800
Mexican Fire Opal 1.341ct Loose
Sale price¥39,800
Mexican Fire Opal 6.7mm/0.953ct Loose
Sale price¥25,800
Mexican Fire Opal 0.576ct Loose (Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 1.222ct Loose (Faceted Cut)
Sale price¥12,800
Mexican Fire Opal 6.117ct Loose (Bicolor Fire Opal)
Sale price¥98,000
Mexican Fire Opal 0.718ct Loose
Sale price¥9,800
Mexican Fire Opal 0.593ct Loose (Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 0.599ct Loose
Sale price¥6,980
Mexican Fire Opal 1.833ct Loose
Sale price¥49,800
Mexican Fire Opal 1.424ct Loose
Sale price¥49,800
Mexican Fire Opal 1.877ct Loose
Sale price¥14,800
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.