![[While supplies last, same-day shipping] TV anime "I went to a mixer and there were no girls" x KARATZ collaboration trading character and scene clear postcards](http://store.karatz.jp/cdn/shop/files/1a1be4aa0ca38f82e59fb7c698ed6299_9fb6bad7-8905-4506-9bf7-a73631205ebc.jpg?v=1738848336&width=4500)
![[Sales end on Friday, April 18th] TV anime "I Want Someone Else in the Next Life" x KARATZ collaboration oil-in-acrylic coaster](http://store.karatz.jp/cdn/shop/files/1080x1080px_116995ef-9f23-4009-bb0e-23b8193559c6.jpg?v=1739090328&width=4500)
![[Sold out] "TSUKIUTA." Movie version RABBITS KINGDOM THE MOVIE x KARATZ collaboration bunny ear earrings "Black Rabbit Kingdom"](http://store.karatz.jp/cdn/shop/files/fdd1314148fbf6ede59f6349d79ff227_99fbef7a-61e2-463f-bcb3-650dcf494bae.jpg?v=1716438796&width=4000)
![[Limited to 24 stones] Tourmaline Gacha💎Indigolite tourmaline, clover cut, and other single loose stones {Multiple purchase discounts available}](http://store.karatz.jp/cdn/shop/files/P3260066_db1fef34-9e00-4e51-bd72-9465f452c506.jpg?v=1711842063&width=4000)
![Limited to 10 stones: Madagascar pink sapphire (heart-shaped, including padparadscha color, approximately 3 x 2.3 mm) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_cc2c84c4-e3e6-456b-a833-65c44967ef99.png?v=1787811529&width=2000)
![[On sale 8/15 at 10 PM JST] Colombian Emerald Gacha featuring Shimizu Kisaki's 8mm Clover In-cut (regularly 79,800 JPY) - only 15 stones available! (Bonus green beryl included) [Multiple purchase discount available]](http://store.karatz.jp/cdn/shop/files/81.png?v=1785982219&width=1890)
![[Sales end on Tuesday, May 5th] TV Anime "2.5 Dimensional Seduction" x KARATZ Jewelry Store Collaboration Postcard Set](http://store.karatz.jp/cdn/shop/files/a56a307f3cdd31afef5fcd8225fc154b.png?v=1770462845&width=2048)
![[Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration Part 2: Newly Illustration Clear Postcard Set](http://store.karatz.jp/cdn/shop/files/1e59a71851af73d7ce3f098a72d4979e_1f34e380-e614-452c-b773-7455a8e74e09.jpg?v=1763527264&width=4500)
![[Limited to 7 stones] Anthill Garnet 1 stone loose (oval cut, approx. 4x3mm) [Multiple purchase discount available]](http://store.karatz.jp/cdn/shop/files/S__242548738.jpg?v=1781589437&width=1477)
![Limited to 10 stones: London Blue Diamond Gacha Loose Stone (including 3.6mm, VS-SI grade equivalent, treated) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_5cc919d9-d5b1-4919-a90d-b48f34201472.png?v=1776419053&width=2250)
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.