[Available until Fri, 11/13] Anime "Assassination Classroom" x KARATZ Collaboration: Koro-sensei Five Great Gems Figure

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

Click here for the special page


【Dedication of the Collaboration Jewelry】
・Uses high-quality gemstones carefully selected by skilled gem buyers.
・SV925 is gold-plated to ensure it remains beautiful for a long time.
・Each piece is carefully crafted by skilled domestic artisans.

Sales Period: Until Friday, November 13, 2026
※Sales may end or be temporarily suspended once the available quantity is reached.

Scheduled Delivery Date:
Scheduled for delivery around mid-December 2026
※As these are made-to-order, delivery may vary depending on production status.

-Koro-sensei Five Major Gemstones Figure-
A palm-sized figure that perfectly recreates the newly drawn illustration of Koro-sensei. It features a luxurious design embedded with a total of 14 gemstones, including the five major world gemstones: diamond, ruby, sapphire, emerald, and alexandrite.

Limited production of 100 pieces to commemorate Koro-sensei's birthday and the graduation ceremony of Class 3-E. Each piece will be engraved with a serial number.

【Product Specifications】

【Care Instructions】
・Gently wipe off sweat and dirt with a soft cloth, and if necessary, wash lightly with water or lukewarm water and let dry.
・When using a microfiber cloth, be careful, as hard debris or sand stuck to the cloth may cause scratches.
・Avoid using polishing cloths, silver-specific cleaners, or washing liquids, as they may cause the plating to peel off.

【Notes】
・All images are for illustrative purposes only.
・All sizes are approximate. There may be slight variations.
・Due to the nature of natural stones, there may be differences in color compared to the sample. Please rest assured that we inspect each gemstone one by one to ensure the quality of the work is not compromised.

■ About Scheduled Shipping Date
・The delivery period is just an estimate.
・Delivery times may shift due to manufacturing reasons.

■ About Payment Methods
The following payment methods are available at the KARATZ STORE:
Credit Card / Convenience Store Payment / Bank Transfer / Apple PAY / Google Pay / PayPay / d-Payment / Merpay / Paidy (Pay Later) / Alipay / AlipayHK / WeChat Pay

karatz_ID:ansatsu_40000325

©Yusei Matsui/Shueisha, Assassination Classroom Anime Production Committee 2025