![[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)
![[On sale May 24th at 10 PM] "Limited to 12 Stones" Blue Gemstone Gacha 💎 Brazil Paraiba Tourmaline (CuO: 1.5%, MnO: 3.2%) and Zimbabwe Euclase, normally priced at ¥35,800, and more! (Multiple purchase discount available)](http://store.karatz.jp/cdn/shop/files/P1010002_2b7e0b49-712e-480c-b01b-243e8d925a3e.jpg?v=1781241884&width=4000)
![[Limited to 11 Stones] Madagascar Sapphire Gacha (including bicolor and silky colors, 3.5~5.4mm) [Multi-purchase discount available]](http://store.karatz.jp/cdn/shop/files/P1010258_f7dc9e7a-ba96-4f16-b0cc-3597b42b15e9.jpg?v=1780475574&width=4000)
![[Limited to 7 stones] Kochi Prefecture Blood Coral Loose (Oval Cut, 4x6~7mm) [Multiple Purchase Discount Available]](http://store.karatz.jp/cdn/shop/files/P5210043_c0fa32b1-c95e-4019-8fc7-8a9735d549cd.jpg?v=1779352430&width=4000)
![[Available at 10 PM on February 2nd] Limited to 13 stones. Newly arrived in Tucson: Brazilian Dumortierite in Quartz, 1.1 carats average cabochon cut. Discounts available for multiple purchases.](http://store.karatz.jp/cdn/shop/files/P1011060.jpg?v=1771552232&width=4000)
![\[Sales end on Monday, August 31st] Anime "Moriarty the Patriot" x Jewelry Specialty Store KARATZ Collaboration BIG Acrylic Stand](http://store.karatz.jp/cdn/shop/files/BIG__01_02.jpg?v=1777333094&width=3889)
![Jeremejevite Gacha with a 0.22ct Loose Stone Worth 55,800 JPY [Limited to 10 Stones] [Multiple Purchase Discount Available]](http://store.karatz.jp/cdn/shop/files/collage_2aa2720f-ccb3-4901-8d34-215af44736e4.png?v=1782950742&width=3000)
![[Sales start: Wednesday, April 29, 10 PM] TV Anime "Dr. STONE" x Jewelry Store KARATZ Collaboration Mini Character Acrylic Stand](http://store.karatz.jp/cdn/shop/files/8_fbcefdb5-0729-4c63-b9b7-2b1bdc4e5b2f.png?v=1776052605&width=2048)
![[On sale 9/27 at 10 PM] TV Anime "Dr. STONE" × Jewelry Specialty Store KARATZ Collaboration: Chibi Character Can Badge](http://store.karatz.jp/cdn/shop/files/OEM-20260213-BAT57-01.jpg?v=1775529463&width=3889)
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.