K18PG Madagascar pink sapphire 0.24ct 0.25ct earrings (Asscher cut)
Sale price¥59,800
Additional charge: K18WG (base metal) + 10,000 yen
Sale price¥88,200
Additional charge: K18YG (base metal) + 10,000 yen
Sale price¥83,200
Additional charge: K18YG (base metal) + 10,000 yen
Sale price¥83,200
Additional charge: K18PG (base metal) + 10,000 yen
Sale price¥73,200
Additional charge: K18WG (base metal) + 10,000 yen
Sale price¥80,200
Additional charge: K18YG (base metal) + 10,000 yen
Sale price¥75,200
Additional charge: K18YG (base metal) + 10,000 yen
Sale price¥75,200
Additional charge: K18PG (base metal) + 10,000 yen
Sale price¥55,200
Mozambique colorless tourmaline (acroite) 3.542ct loose stone
Sale price¥69,800
[Moonsteiner] Pyrite in Quartz 18.288ct Loose
Sale price¥59,800
Twin star sapphire from Sri Lanka 3.858ct loose (black star sapphire)
Sale price¥59,800
Pomme Blanche "Semi-custom ring setting"
Sale price¥99,800
Mexican Water Opal 3.161ct Loose Stone (Contraluz Opal)
Sale price¥69,800
Benitoite 2.2mm/0.229ct loose
Sale price¥57,800
[Camellia cut] Opal 14mm/5.283ct loose with patch
Sale price¥98,000
Diamond 0.348ct loose (I, SI1)
Sale price¥59,800
![[Sales start on 9/25 (Thu) 22:00] TV anime "Date A Live V" x KARATZ collaboration Yatogami Tohka model ring](http://store.karatz.jp/cdn/shop/files/IMG_1777_fa1e3636-f11f-4174-a1da-e8ef373295d0.jpg?v=1753778853&width=2160)
![[Sales End on Monday, October 13th] TV Anime "The Apothecary Diaries" x KARATZ Collaboration Neko Neko Model Ring](http://store.karatz.jp/cdn/shop/files/kusuriya_bnr_02_1080x1080_f19106a0-c741-4153-bb38-6ba5d81e262f.jpg?v=1744591968&width=1080)
![[Sales End on Monday, October 13th] TV Anime "The Apothecary Diaries" x KARATZ Collaboration Jinji Model Ring](http://store.karatz.jp/cdn/shop/files/kusuriya_bnr_03_1080x1080_a68bf0a9-abdd-4b0f-a83b-458530aac406.jpg?v=1744592016&width=1080)
![[Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration Touka Wakame Necklace](http://store.karatz.jp/cdn/shop/files/1080x1080px_c3970179-b04e-452b-95dd-2bf9bc8fd605.jpg?v=1749304991&width=2250)
![[On sale Tuesday, July 7th at 10 PM] TV Anime Date A Live V x KARATZ Collaboration - Toka Yatogami Model Ring](http://store.karatz.jp/cdn/shop/files/IMG_1776.jpg?v=1753778142&width=2160)
![[Sales start on 9/25 (Thu) 22:00] TV anime "Date A Live V" x KARATZ collaboration Yatogami Tohka model ring](http://store.karatz.jp/cdn/shop/files/IMG_1782.jpg?v=1753778421&width=2160)
![[Sales end 7/31] Bungo to Alchemist x KARATZ Collaboration Jewelry (Vol. 3) Bungo Ring [Kan Kikuchi Model Ring]](http://store.karatz.jp/cdn/shop/files/03_d1fff56d-18a4-444f-bd64-dfa11a0b9a45.jpg?v=1764724993&width=1080)
![[Sales start on 9/25 (Thu) 22:00] TV anime "Date A Live V" x KARATZ collaboration Yatogami Tohka model ring](http://store.karatz.jp/cdn/shop/files/IMG_1779.jpg?v=1753778541&width=2160)
![[Sales start on April 24 (Fri) at 10 PM] TV Anime "The Magical Girl and the Evil Lieutenant Who Disappeared From My Heart" x KARATZ Collaboration Magical Girl Inspired Necklace - Fakamori Byakuya Model -](http://store.karatz.jp/cdn/shop/files/1080x1080px_f03f9779-02ce-4bf3-820d-e59d2509d088.jpg?v=1751939600&width=2250)
![[Sales end July 31] Bungo to Alchemist x KARATZ Collaboration Jewelry Vol. 3: Bungo Ring [Edogawa Ranpo Model Ring]](http://store.karatz.jp/cdn/shop/files/02_db3f7ed0-177f-418b-b788-6f945e929acf.jpg?v=1764724403&width=1080)
![[Sold out] "TSUKIUTA." Movie version RABBITS KINGDOM THE MOVIE x KARATZ collaboration Bunny ear ring "White Rabbit Kingdom"](http://store.karatz.jp/cdn/shop/files/4ccef513f1263077b17d340f4f83cee9.jpg?v=1716444205&width=4000)
![[Sold out] "TSUKIUTA." Movie version RABBITS KINGDOM THE MOVIE x KARATZ collaboration Bunny ear ring "Black Rabbit Kingdom"](http://store.karatz.jp/cdn/shop/files/6c43c6d77ec0ad03833eba843dd430db.jpg?v=1716438876&width=4000)
![[Sales end July 31] "Bungo and Alchemist" x KARATZ Collaboration Jewelry (Part 4) Bungo Ring [Sakaguchi Ango Model Ring] with limited-time purchase bonus](http://store.karatz.jp/cdn/shop/files/bungou_pt4_bnr_03b_1080x1080_0583a7bf-27be-4ac0-b5cf-9654b94847b7.jpg?v=1779787573&width=1080)
![[Sakura Shape Jewelry] Hanayurara (Vatican Necklace)](http://store.karatz.jp/cdn/shop/files/PA084201.jpg?v=1738627912&width=4000)
![[Sold out] "TSUKIUTA." Movie version RABBITS KINGDOM THE MOVIE x KARATZ collaboration bunny ear earrings "Black Rabbit Kingdom"](http://store.karatz.jp/cdn/shop/files/fdd1314148fbf6ede59f6349d79ff227_99fbef7a-61e2-463f-bcb3-650dcf494bae.jpg?v=1716438796&width=4000)
![[Sakura Shape Jewelry] Hanakoromo (Ring/Pt950, K18)](http://store.karatz.jp/cdn/shop/files/PA084173.jpg?v=1738627908&width=4000)
![[Sales End on Friday, April 18th] TV Anime "I'd Rather Be Someone Else in the Next Life" x KARATZ Collaboration Somei Yoshino Model](http://store.karatz.jp/cdn/shop/files/1__1080x1080_c268eaf4-d7ba-4cc9-a1f7-140aae47ea8f.png?v=1738627896&width=4500)
![[Sold out] "TSUKIUTA." Movie version RABBITS KINGDOM THE MOVIE x KARATZ collaboration bunny ear earrings "White Rabbit Kingdom"](http://store.karatz.jp/cdn/shop/files/4ccef513f1263077b17d340f4f83cee9_cf40ec81-6e51-4625-9e03-c486176ab67e.jpg?v=1717755403&width=4000)
![[On sale Friday, March 13th at 10pm] New anime "Hell Teacher Nube" x KARATZ collaboration jewelry: Nueno Meisuke model ring](http://store.karatz.jp/cdn/shop/files/195e906b0eb3d38f37328713cc6a7f3a.jpg?v=1762242333&width=4500)
![[Sold out] "Tokyo Color Sonic!!" x KARATZ collaboration Karasonic Buddy Ring](http://store.karatz.jp/cdn/shop/files/6_d5ed201e-119f-4fda-8cb4-a1650765d182.jpg?v=1718065338&width=4000)
![[Sales end July 31st] "Bungo to Alchemist" x KARATZ Collaboration Jewelry Vol. 4: Bungo Ring [Chuya Nakahara Model Ring] (Limited Time Purchase Bonus Included)](http://store.karatz.jp/cdn/shop/files/bungou_pt4_bnr_03a_1080x1080_188850d0-864d-433e-aee2-4c42cc37704d.jpg?v=1779787581&width=1080)
![[Sales End on Friday, April 18th] TV Anime "I'd Rather Be Someone Else in the Next Life" x KARATZ Collaboration Toriashi Shoma Model](http://store.karatz.jp/cdn/shop/files/1__1080x1080_c857dc24-767d-4002-8754-01986bc2360b.png?v=1738627899&width=4500)
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.