Bicolor sapphire 0.231ct loose
Sale price¥6,980
Bicolor sapphire 0.207ct loose
Sale price¥6,980
Bicolor sapphire 0.190ct loose
Sale price¥6,980
Pink tourmaline 1.690ct loose
Sale price¥39,800
Colombian Euclase 3.417ct rough stone
Sale price¥12,800
[Camellia cut] Opal 14mm/5.283ct loose with patch
Sale price¥98,000
Synthetic rutile 5mm/0.553ct loose stone
Sale price¥15,800
Synthetic rutile 5.8mm/0.904ct loose stone
Sale price¥15,800
Paraiba tourmaline from Mozambique 0.388ct loose
Sale price¥24,800
"PSYCHO-PASS" x KARATZ collaboration jewelry: Shogo Makishima razor design ring (amethyst)
Sale priceFrom ¥25,800
!["PSYCHO-PASS" x KARATZ Collaboration Jewelry: Public Safety Bureau Criminal Investigation Division Device-Inspired Ring - Enforcer Design [Kagari Shusei Model] "Orange Brown Zircon"](http://store.karatz.jp/cdn/shop/files/fea382d52fd21b8cfe555d6d7268f398.png?v=1747953939&width=3518)
!["PSYCHO-PASS" x KARATZ Collaboration Jewelry: Public Safety Bureau Criminal Investigation Division Device Image Ring - Enforcer Design [Yayoi Rokuitsuka Model] "Ice Blue Sapphire"](http://store.karatz.jp/cdn/shop/files/f76800a131d00c2a53ddcb66deb272d4.png?v=1747953940&width=3519)
!["PSYCHO-PASS" x KARATZ Collaboration Jewelry: Public Safety Bureau Criminal Investigation Division Device-Inspired Ring - Enforcer Design [Tomoki Masatsugu Model] "Moonstone"](http://store.karatz.jp/cdn/shop/files/0575a6b5c87ca6dd50957fbff064cdcb.png?v=1747953941&width=3518)
!["PSYCHO-PASS" x KARATZ Collaboration Jewelry: Public Safety Bureau Criminal Investigation Division Device Image Ring - Enforcer Design [Kogami Shinya Model] "Blue Spinel"](http://store.karatz.jp/cdn/shop/files/ca55ad9a7680a3c3acf9653316704dc3.png?v=1747953942&width=3519)
!["PSYCHO-PASS" x KARATZ Collaboration Jewelry: Public Safety Bureau Criminal Investigation Division Device-Inspired Ring with Inspector Design [Ginoza Nobuchika Model] "London Blue Topaz"](http://store.karatz.jp/cdn/shop/files/a2355d930e69eb70c83aa0cfa4d17082_e078bd80-e8f1-4c34-910c-d2227b929fcd.png?v=1747953944&width=3519)
!["PSYCHO-PASS" x KARATZ Collaboration Jewelry: Public Safety Bureau Criminal Investigation Division Device-Inspired Ring with Inspector Design [Tsunemori Akane Model] (Pink Diamond)](http://store.karatz.jp/cdn/shop/files/56c5def9d6dd327eef15171e9337e809.png?v=1747953946&width=3518)
Unheated Burmese pink spinel 1.430ct loose AIGS
Sale price¥188,000
Spinel 1.680ct loose
Sale price¥8,800
Chrysoberyl cat's eye from Sri Lanka 5.176ct loose
Sale price¥198,000
Pink diamond 2.2mm/0.044ct loose (FANCY PURPLE PINK, I-1)
Sale price¥39,800
Additional charge for resizing: 2,500 yen
Sale price¥2,500
925 Silver Necklace Adjuster Parts 5cm Necklace Extension Chain
Sale price¥1,280
Pink tourmaline (rose cut) 0.512ct loose
Sale price¥8,800
Bicolor tourmaline 0.397ct loose
Sale price¥8,800
Chrysoberyl cat's eye 0.844ct loose
Sale price¥12,800
Chrysoberyl cat's eye 0.861ct loose
Sale price¥18,800
Chrysoberyl cat's eye 0.953ct loose
Sale price¥15,800
Chrysoberyl cat's eye 0.712ct loose
Sale price¥9,800
Chrysoberyl cat's eye 0.810ct loose
Sale price¥12,800
Blue Topaz 5.1mm/0.511ct Loose
Sale price¥4,980
Blue Topaz 4.5mm/0.422ct Loose
Sale price¥3,980
Purple zoisite 3.758ct rough stone from Tanzania
Sale price¥29,800
Paraiba tourmaline from Brazil 0.211ct loose (CuO:0.6%,MnO:3.1%)
Sale price¥49,800
Purple spinel 0.754ct loose
Sale price¥9,800
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.