Mexican Opal 0.499ct Loose
Sale price¥3,980
Mexican Opal 0.854ct Loose
Sale price¥5,980
Yellow Opal 0.372ct Loose (Faceted Cut)
Sale price¥8,800
Mexican Hyalite Opal 1.215ct Loose (Faceted Cut)
Sale price¥8,800
Mexican Opal 9.6mm/1.803ct Loose (Contralus Opal)
Sale price¥49,800
Mexican Opal 1.666ct Loose
Sale price¥14,800
![[On sale May 29th at 10 PM] "Checker x Sui" Koshu Kiseki Cut Mexican Fire Opal (usually 79,800 yen) Gacha with only 10 stones available. Win a Fire Opal (and receive one Contraluz!). [Multiple purchase discount available]](http://store.karatz.jp/cdn/shop/files/27_82a970f3-f0af-4a8f-b088-2b2a73e4e17f.png?v=1778314244&width=1890)
![[On Sale May 2, 10 PM JST] 7 Limited Pieces - Mexican Opal, Max. 11ct (Includes items with minor flaws) - Multiple Purchase Discount Available](http://store.karatz.jp/cdn/shop/files/P1010481_db517dff-caf5-40cf-b8d1-e5c10273ddf0.jpg?v=1771719722&width=4000)
Mexican Cantera Opal 17.284ct Loose
Sale price¥39,800
Mexican Cantera Opal 7.520 ct Loose Stone with Appraisal
Sale price¥24,800
Mexican Cantera Opal 5.811 ct Loose Stone with Certificate
Sale price¥29,800
Mexican Fire Opal 0.290ct Loose (Faceted Cut)
Sale price¥6,980
Mexican Hyalite Opal 0.774ct Loose (Faceted Cut)
Sale price¥8,800
Mexican Fire Opal (faceted) 0.645ct Loose Stone
Sale price¥18,800
[On sale at 10 PM on May 2nd] Mexican Cantera Opal 32.560ct Loose Stone
Sale price¥29,800
[On sale May 2nd at 10 PM JST] Mexican Cantera Opal 27.410ct Loose Stone
Sale price¥25,800
Mexican fire agate 3.613ct loose
Sale price¥14,800
Mexican Cantera Opal 10.379ct Loose Stone
Sale price¥39,800
Mexican Cantera Opal 7.619 ct Loose Stone
Sale price¥25,800
Mexican Cantera Opal 5.410 ct Loose Stone
Sale price¥9,800
[On sale May 6th at 10 PM JST] Mexican Cantera Opal Loose Stone 7.207ct
Sale price¥25,800
Mexican Cantera Opal 3.051ct Loose Stone
Sale price¥18,800
Mexican Cantera Opal 1.867 ct Loose Stone
Sale price¥12,800
Mexican Fire Opal 1.833ct Loose
Sale price¥39,800
Mexican Fire Opal 1.424ct Loose
Sale price¥39,800
Mexican Fire Opal 2.235ct Loose
Sale price¥19,800
Mexican Fire Opal 1.743ct Loose
Sale price¥18,800
Mexican Fire Opal 3.425ct Loose
Sale price¥22,800
Mexican Cantera Opal 15.195ct Loose
Sale price¥12,800
Mexican Opal 0.502ct Loose (Faceted Cut)
Sale price¥9,800
Mexican egg-in-opal 0.865ct loose stone
Sale price¥12,800
Mexican egg-in-opal 0.672ct loose stone
Sale price¥11,000
Mexican bicolor Danburite 1.932ct loose stone by Nikkei
Sale price¥29,800
[Rouge Cut] Mexican Fire Opal 1.458ct Loose Stone
Sale price¥18,800
Mexican egg-in opal 3.646ct loose stone
Sale price¥25,800
Mexican Egg-in-Opal 3.195ct Loose Stone
Sale price¥19,800
Mexican egg-in opal 4.879ct loose stone
Sale price¥29,800
Mexican egg-in opal 2.125ct loose stone
Sale price¥15,800
Mexican fire opal 2.499ct loose stone
Sale price¥18,800
Mexican Hyalite Opal 7.5mm/1.221ct Loose (Faceted Cut)
Sale price¥12,800
Mexican fire opal, 0.733 ct, loose
Sale price¥29,800
Mexican Opal 0.353ct Loose (Faceted Cut)
Sale price¥9,800
Mexican Fire Opal 0.459ct Loose
Sale price¥18,800
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.