![[Sales start on Wednesday, July 1st, 10 PM JST] Anime "Moriarty the Patriot" x Jewelry Specialty Store KARATZ Collaboration Glitter Can Badge](http://store.karatz.jp/cdn/shop/files/OEM-20260324-__01_05.jpg?v=1777333821&width=3889)
![[Sales begin July 1st (Wednesday) at 10 PM JST] Anime "Moriarty the Patriot" x Jewelry Specialty Store KARATZ Collaboration Acrylic Keychain](http://store.karatz.jp/cdn/shop/files/OEM-20260324-__01_02.jpg?v=1777333389&width=3889)
![[Sales begin July 1st (Wednesday) at 10 PM] Anime Moriarty the Patriot x KARATZ Jewelry Store Collaboration BIG Acrylic Stand](http://store.karatz.jp/cdn/shop/files/BIG__01_02.jpg?v=1777333094&width=3889)
![[On Sale July 1st (Wed) at 10 PM JST] Anime "Moriarty the Patriot" x Jewelry Specialty Store KARATZ Collaboration Acrylic Stand](http://store.karatz.jp/cdn/shop/files/OEM-20260410-__01_02.jpg?v=1777331696&width=3889)
[Sale on 5/5 at 10 PM] Brazilian Dendritic Agate 7.063ct Loose Stone
Sale price¥3,980
[Option] Laser engraving of characters and symbols
Sale price¥2,000
Sri Lankan Unheated Star Sapphire 0.238ct Loose
Sale price¥3,980
Brazilian Dumortierite in Quartz 0.387ct loose stone
Sale price¥3,980
Oregon Sunstone 0.217ct loose
Sale price¥4,980
Oregon Sunstone 0.226ct loose
Sale price¥4,980
Australian rainbow lattice sunstone 0.498ct loose
Sale price¥2,980
Australian rainbow lattice sunstone 0.449ct loose
Sale price¥4,980
Australian rainbow lattice sunstone 0.354ct loose
Sale price¥4,980
![[Available at 10 PM on February 15th] [Limited to 150 stones - New in Tucson] Brazilian Alexandrite Loose Stone (Top Quality, Melee Size, Hemachita Mine) [Multiple Purchase Discounts Available]](http://store.karatz.jp/cdn/shop/files/collage_ad2afbca-0932-4534-9b5f-3f15dd5cb7ef.png?v=1772583673&width=2250)
Australian rainbow lattice sunstone 0.378ct loose
Sale price¥3,980
![[On sale July 26th, 10 PM JST] Limited to 10 Stones! Diamond Gacha 💎 Win a diamond with a Central Japan Gem Lab sorting report (0.136ct/E/VVS-2/EXCELLENT/NONE (Hearts & Arrows))! Multiple Purchase Discount Available](http://store.karatz.jp/cdn/shop/files/1_b75d9089-5a2d-4347-868d-9123f86e547a.png?v=1770697908&width=2000)
Myanmar orange jade (jade) 0.584ct loose
Sale price¥4,980
Oil-in-quartz 22.073ct rough stone from Madagascar
Sale price¥4,980
Cambodian Blue Zircon 0.205ct Loose
Sale price¥3,980
Cambodian Blue Zircon 0.204ct Loose
Sale price¥3,980
Cambodian Blue Zircon 0.221ct Loose
Sale price¥3,980
Mint color tourmaline 0.198ct loose
Sale price¥4,980
Mint color tourmaline 0.229ct loose
Sale price¥4,980
Pink tourmaline 0.205ct loose
Sale price¥4,980
Tourmaline cat's eye 0.910ct loose
Sale price¥4,980
Brazilian Medusa Quartz (Paraiba Quartz) 3.441ct loose
Sale price¥3,980
Brazilian Medusa Quartz (Paraiba Quartz) 2.757ct loose
Sale price¥3,980
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.