![[Koshu Precious Stone Kiriko plusthree] Tinkerbell Quartz 5.190ct Loose (Pink Fire Quartz) Aya "Collaboration" Patch included](http://store.karatz.jp/cdn/shop/products/5190ct-737897_abfb213b-f757-4012-b436-09cfa4318765.jpg?v=1652933924&width=1046)
![[Sales start on 9/25 (Thu) 22:00] TV anime "Date A Live V" x KARATZ collaboration Yatogami Tohka model ring](http://store.karatz.jp/cdn/shop/files/IMG_1777_fa1e3636-f11f-4174-a1da-e8ef373295d0.jpg?v=1753778853&width=2160)
![[Sales End on Monday, October 13th] TV Anime "The Apothecary Diaries" x KARATZ Collaboration Neko Neko Model Ring](http://store.karatz.jp/cdn/shop/files/kusuriya_bnr_02_1080x1080_f19106a0-c741-4153-bb38-6ba5d81e262f.jpg?v=1744591968&width=1080)
![[Sales End on Monday, October 13th] TV Anime "The Apothecary Diaries" x KARATZ Collaboration Jinji Model Ring](http://store.karatz.jp/cdn/shop/files/kusuriya_bnr_03_1080x1080_a68bf0a9-abdd-4b0f-a83b-458530aac406.jpg?v=1744592016&width=1080)
![[Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration Touka Wakame Necklace](http://store.karatz.jp/cdn/shop/files/1080x1080px_c3970179-b04e-452b-95dd-2bf9bc8fd605.jpg?v=1749304991&width=2250)
![[Sales End on Sunday, February 8th] TV Anime "Date A Live V" x KARATZ Collaboration Yatogami Tohka Model Ring](http://store.karatz.jp/cdn/shop/files/IMG_1776.jpg?v=1753778142&width=2160)
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.