【9/1 22時販売】ブラジル産パライバトルマリンインクォーツ 4.3mm/0.327ctルース
Sale price¥18,800
【9/2 22時販売】マダガスカル産サファリン 0.166ctルース 鑑別書
Sale price¥13,800
【8/31 22時販売】パキスタン産アキシナイト（ブルーティント） 0.263ctルース
Sale price¥18,800
【9/3 22時販売】スリランカ産パープルサファイア 0.258ctルース 鑑別書
Sale price¥25,800
【9/3 22時販売】YAG（イットリウムアルミニウムガーネット） 5.7mm/0.992ctルース
Sale price¥12,800
【9/3 22時販売】スリランカ産ブルーサファイア 0.451ctルース 鑑別書
Sale price¥29,800
Russian rough diamond (sawable) 0.101ct loose
Sale price¥22,800
[Published 12562277] Brazilian Marcasite in Quartz Loose Stone 4.188ct
Sale price¥12,800
[Listed as 12563354] Jeremejevite from Namibia, 0.103ct Loose Stone
Sale price¥25,800
[Featured in 12563725] Sri Lankan Pink Sapphire 0.319ct Loose
Sale price¥29,800
[Featured in 22602706] [Calafuri] K18WG Turquoise Earrings
Sale price¥24,800
![[Published on 22602652] [Colorful] K18 Synthetic Opal Pendant Top](http://store.karatz.jp/cdn/shop/files/collage_a6b9c743-f455-4833-96ce-6fd9b0d6dd4b.png?v=1787359048&width=2000)
[Published on 22602652] [Colorful] K18 Synthetic Opal Pendant Top
Sale price¥16,800
[Posted 12549460] Star peridot from Myanmar 3.748ct loose
Sale price¥19,800
!["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)
Assassination Classroom x KARATZ Collaboration Karma Akabane Model Ring
Sale price¥25,800
"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 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 PROVIDENCE" x KARATZ collaboration character image double pendant
Sale priceFrom ¥25,800
!["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)
Solo (Simple Order Earrings Frame)
Sale price¥29,800
TV Anime "BLUELOCK" x KARATZ Collaboration Vol. 1: Chain Ring
Sale price¥16,500
!["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)
TV Anime "Blue Lock" x KARATZ Collaboration Vol. 1 Mark Ring
Sale price¥22,800
!["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)
Additional charge: K18YG (base metal) + 15,000 yen
Sale price¥15,000
Additional fee: Center stone size upgrade (2.01ct - 3.0ct) +¥15,000
Sale price¥15,000
![[On sale May 23rd at 10 PM] "Limited 9 Stones - Shinjuku Pop-Up Celebration" All stones with Central Gem Laboratory sorting (3.0-3.5mm, VS-SI clarity) "Multiple purchase discount available"](http://store.karatz.jp/cdn/shop/files/collage_f4ce5d64-8804-46cd-8a67-6e5dfa2be8a9.png?v=1785924412&width=4000)
TV anime "Shinkalion Change the World" x KARATZ collaboration Taisei model
Sale priceFrom ¥16,800
![[Limited stock] "Bakuten!!" x KARATZ collaboration jewelry, Onaga pendant](http://store.karatz.jp/cdn/shop/files/PB130040.jpg?v=1700134029&width=2832)
[Limited stock] "Bakuten!!" x KARATZ collaboration jewelry, Onaga pendant
Sale priceFrom ¥24,800
TV Anime Blue Lock x KARATZ Collaboration Vol. 2 Layered Ring
Sale price¥16,500
TV anime "Shinkalion Change the World" x KARATZ collaboration Folden Akane model
Sale priceFrom ¥16,800
Additional charge: Center stone size upgrade (3.01ct to 4.0ct) +¥20,000
Sale price¥20,000
Assassination Classroom x KARATZ Collaboration - Kaede Kayano Model Ring
Sale price¥25,800
“Bakuten!!” x KARATZ collaboration jewelry/onaga ring
Sale priceFrom ¥25,800
TV Anime "BLUELOCK" x KARATZ Collaboration Vol. 2 Mark Pendant Top
Sale price¥16,500
TV anime "Shinkalion Change the World" x KARATZ collaboration Kuzuryu Ryota model
Sale priceFrom ¥16,800
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.