![{3/31 Reception ends} "PSYCHO-PASS" x KARATZ collaboration jewelry: Public Safety Bureau Criminal Investigation Division device image ring, inspector design [Ginoza Nobuchika model] {London blue topaz}](http://store.karatz.jp/cdn/shop/files/a2355d930e69eb70c83aa0cfa4d17082_e078bd80-e8f1-4c34-910c-d2227b929fcd.png?v=1700192559&width=3519)
![[Sales End on November 15th] "Bungo to Alchemist" x KARATZ Collaboration Jewelry Bungo Ring [Izumi Kyoka Model] Sky Blue Topaz Yellow Sapphire](http://store.karatz.jp/cdn/shop/files/11_3051b436-29c1-4b89-95e7-96befa9cc580_1.jpg?v=1698725506&width=4000)
![[Sales End on November 15th] "Bungo to Alchemist" x KARATZ Collaboration Jewelry Literary Ring [Akutagawa Ryunosuke Model] {Smoky Quartz, London Blue Topaz}](http://store.karatz.jp/cdn/shop/files/8_49d1db1d-abd7-40a0-b340-139f0936804d.jpg?v=1698725201&width=4000)
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.
The fifth reprint has been decided and is now on sale at bookstores nationwide and online.
Written by KARATZ, book “Jewelry Illustrated Book”
The book provides explanations about over 300 types of gemstones, from new standard birthstones to rare stones that are hard to find, as well as a diary of our company representative, Mr. Koyama's, gemstone shopping experience in Thailand and Sri Lanka, and tips for photographing gemstones, allowing you to learn about the appeal of gemstones from various perspectives.
