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![[Sales End on Sunday, February 1st] "Bungo and Alchemist" x KARATZ Collaboration Jewelry "Part 3" Bungo Ring [Kikuchi Kan Model Ring]](http://store.karatz.jp/cdn/shop/files/4_b38adbb1-8074-4c44-b58e-5c76d0afec15.png?v=1765528333&width=4000)
![[Sales End on Sunday, February 1st] "Bungo and Alchemist" x KARATZ Collaboration Jewelry "Part 3" Bungo Ring [Kikuchi Kan Model Ring]](http://store.karatz.jp/cdn/shop/files/5_29e64084-ef42-4edb-b74a-0ed2446cea27.png?v=1765528333&width=4000)
![[Sales End on Sunday, February 1st] "Bungo and Alchemist" x KARATZ Collaboration Jewelry "Part 3" Bungo Ring [Kikuchi Kan Model Ring]](http://store.karatz.jp/cdn/shop/files/D_8584ca64-2f8c-4752-ad94-41f706993a42.png?v=1765528396&width=4000)
[Sales End on Sunday, February 1st] "Bungo and Alchemist" x KARATZ Collaboration Jewelry "Part 3" Bungo Ring [Kikuchi Kan Model Ring]
As part of a collaborative project to commemorate the 8th anniversary of "Bungo to Alchemist," jewelry was created based on three of the top 12 characters selected from a total of 82 in a character voting to be made into jewelry: Oda Sakunosuke, Edogawa Ranpo, and Kikuchi Kan.
[Collaboration Jewelry Attention to Detail]
◎We use natural stones, including those purchased directly from all over the world by gemologists.
◎Each piece of jewelry is carefully crafted by skilled craftsmen in Japan.
[Sales period]
December 19, 2025 (Friday) 22:00 to February 1, 2026 (Sunday) 23:59
*Sales may end or be suspended once the available number is reached.
* Expected delivery date: Late April 2026
Special page here
~ "Bungo and Alchemist" Bungo Ring Kikuchi Kan Model ~

This ring was inspired by Kikuchi Kan's outfit. The curved arms are designed to resemble a waist ornament. The green accents on his outfit are faithfully reproduced using Australian chrysoprase cut specifically for this ring. The side stones are blue topaz, his signature color.
[Product Specifications]
| material | Silver material (SV925 & rhodium/gold plated) Platinum material (Pt950 & K18) |
| Price (tax included) | ¥25,800 (silver) ¥98,000 (gold material) K18 |
| Jewelry used |
Chrysoprase (approx. 3.5 x 2.0 mm) x 1 London blue topaz (approx. 1.2 mm) x 1 |
| size | Sizes 7 to 20 (can be specified in 0.5 increments) 4.0mm (front width), 1.3mm (rear width) |
[Jewelry case]
A special jewelry case is included with each jewelry purchase. 
Size: Approx. 6.5cm x 6.5cm x 5.0cm
[Ring purchase bonus]
For each Bungo Ring purchased, you will receive one free acrylic stand. The character of the bonus will be the same as the character purchased. 
Size: Approximately 10cm tall
[Limited-time purchase bonus]
During the campaign period, for every purchase of a ring featuring the Oda Sakunosuke, Edogawa Ranpo, or Kikuchi Kan models, you will receive one free acrylic card. The character of the bonus card will be the same as the character purchased.
Period: December 19, 2025 (Friday) 22:00 to February 1, 2026 (Sunday) 23:59 
Size: Approx. 8 x 6 cm
"Bungo to Alchemist" x KARATZ collaboration
See all items
[Notes]
・All images are for illustrative purposes only.
*All sizes are approximate and may vary slightly.
Due to the characteristics of natural stones, there may be differences in color from the sample. Please rest assured that we inspect each gemstone individually to ensure that the image of the piece is not affected.
■Regarding the estimated shipping date: Delivery times are only estimates.
-Delivery dates may be delayed due to manufacturing reasons.
■About payment methods The following payment methods are available at Caratz STORE.
Credit card payment / Convenience store payment / Bank transfer / Rakuten Pay / Apple Pay / Google Pay / PayPay / d-payment / Merpay / Pay later (Paidy) / Alipay / AlipayHK / WeChat Pay / PayPal
■Regarding resizing of silver material: Silver material cannot be resized.
■About resizing platinum materials
Platinum materials can be resized for a fee.
If you would like to have your item resized after receiving it, please contact us. Please include your name and order number to expedite the process.
karatz_ID: bungo_4000382
©︎2016 EXNOA LLC
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