Anime "Assassination Classroom" x KARATZ Collaboration Koro-sensei Model Bracelet

【Shipping Delay Notice】
Due to a higher-than-expected volume of orders, product shipments for customers who placed orders on or after April 10, 2026, will be sequentially delayed until mid-August or later. We sincerely apologize for any inconvenience this may cause to our waiting customers.

The TV anime "Assassination Classroom" has collaborated with the jewelry specialty store KARATZ to create authentic jewelry using gemstones.

Click here for the special page


【Collaboration Jewelry Details】
・Uses high-quality gemstones carefully selected by skilled gem buyers.
・SV925 is gold-plated to maintain its beautiful condition for a long time.
・Each item is carefully crafted by skilled Japanese artisans.

Sales Period: Thursday, August 20, 2026
*Sales may end or be temporarily suspended once the maximum number of items available for sale is reached.

Estimated Delivery Date:
Scheduled for delivery around late September 2026
*As these are made-to-order, delivery may vary depending on the production status.


-Koro-sensei Model Bracelet-
An endearing Koro-sensei model bracelet featuring a transparent lemon quartz intricately carved to resemble Koro-sensei's face.

【Product Specifications】

【Care Instructions】

・Gently wipe away sweat and dirt with a soft cloth, and if necessary, lightly wash with water or lukewarm water and dry.
・When using a microfiber cloth, be careful as it may cause scratches if hard debris or sand is attached.
・Avoid using abrasive cloths or silver-specific cleaners/solutions, as they may cause the plating to peel off.

【Notes】

・All images are for illustrative purposes only.
・All sizes are approximate. Slight errors may occur.
・Due to the nature of natural stones, there may be color differences from the samples. Please be assured that each gemstone is inspected to ensure it does not compromise the image of the product.

■ About estimated shipping date
・Delivery period is an estimate only.
・Delivery period may vary due to manufacturing circumstances.


■ About payment methods
The following payment methods are available at KARATZ STORE:
Credit Card / Convenience Store Payment / Bank Transfer / Apple Pay / Google Pay / PayPay / d払い決済 / Merpay / Post-payment (Paidy) / Alipay (アリペイ) / AlipayHK (アリペイ) / WeChat Pay

karatz_ID:ansatsu_40000329

©Yusei Matsui / Shueisha・Anime "Assassination Classroom" Production Committee 2025