![](https://karatz.co.jp/lp/kuroshitsuji/img/kv.jpg)
Weston College 4 Dormitory Theme Jewelry
This jewelry was designed with the house emblems and house flowers of the four houses in mind.
Crimson Fox House Image
![](https://karatz.co.jp/lp/kuroshitsuji/img/img-1a.jpg)
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- Gemstones used:
- Center stone: Ruby 3mm Side stone: Diamond 1.5mm
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- Available sizes:
- Sizes 5 to 25 (available in 0.5 size increments)
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- Silver material (SILVER925) :
- ¥29,800 (tax included)
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- K18 material:
- ¥89,800 (tax included)
![](https://karatz.co.jp/lp/kuroshitsuji/img/img-1b.jpg)
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- Gemstones used:
- Ruby 3mm
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- Top:
- Approx. H13.8 x W11mm
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- chain:
- 40-45cm (with adjuster)
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- Silver material (SILVER925) :
- ¥29,800 (tax included)
-
- K18 material:
- ¥89,800 (tax included)
![](https://karatz.co.jp/lp/kuroshitsuji/img/char-1.png)
Azure Owl House Image
![](https://karatz.co.jp/lp/kuroshitsuji/img/img-2a.jpg)
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- Gemstones used:
- Center stone: Blue sapphire 3mm Side stones: Diamond 1.5mm
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- Available sizes:
- Sizes 5 to 25 (available in 0.5 size increments)
-
- Silver material (SILVER925) :
- ¥29,800 (tax included)
-
- Platinum material (Pt950) :
- ¥89,800 (tax included)
![](https://karatz.co.jp/lp/kuroshitsuji/img/img-2b.jpg)
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- Gemstones used:
- Blue Sapphire 3mm
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- Top:
- Approx. H12.9 x W11.7mm
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- chain:
- 40-45cm (with adjuster)
-
- Silver material (SILVER925) :
- ¥29,800 (tax included)
-
- Platinum material (Pt950) :
- ¥89,800 (tax included)
![](https://karatz.co.jp/lp/kuroshitsuji/img/char-2.png)
Image of the Jade Lion House
![](https://karatz.co.jp/lp/kuroshitsuji/img/img-3a.jpg)
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- Gemstones used:
- Center stone: emerald 3mm Side stones: diamond 1.5mm
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- Available sizes:
- Sizes 5 to 25 (available in 0.5 size increments)
-
- Silver material (SILVER925) :
- ¥29,800 (tax included)
-
- K18 material:
- ¥89,800 (tax included)
![](https://karatz.co.jp/lp/kuroshitsuji/img/img-3b.jpg)
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- Gemstones used:
- Emerald 3mm
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- Top:
- Approx. H12.5 x W11.9mm
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- chain:
- 40-45cm (with adjuster)
-
- Silver material (SILVER925) :
- ¥29,800 (tax included)
-
- K18 material:
- ¥89,800 (tax included)
![](https://karatz.co.jp/lp/kuroshitsuji/img/char-3.png)
Purple and Black Wolf House Image
![](https://karatz.co.jp/lp/kuroshitsuji/img/img-4a.jpg)
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- Gemstones used:
- Center stone: Amethyst 3mm Side stone: Diamond 1.5mm
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- Available sizes:
- Sizes 5 to 25 (available in 0.5 size increments)
-
- Silver material (SILVER925) :
- ¥29,800 (tax included)
-
- Platinum material (Pt950) :
- ¥89,800 (tax included)
![](https://karatz.co.jp/lp/kuroshitsuji/img/img-4b.jpg)
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- Gemstones used:
- Amethyst 3mm
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- Top:
- Approx. H12.9 x W12.3mm
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- chain:
- 40-45cm (with adjuster)
-
- Silver material (SILVER925) :
- ¥29,800 (tax included)
-
- Platinum material (Pt950) :
- ¥89,800 (tax included)
![](https://karatz.co.jp/lp/kuroshitsuji/img/char-4.png)
KARATZ Collaboration Jewelry
The collaborative jewelry features a variety of colorful gemstones, including some purchased directly from around the world by gemologists.
The jewels that form the center of the design are natural stones with colors and cuts carefully selected based on the image colors of each of the four dormitories.
Enjoy the authentic jewelry that can only be delivered by the jewelry specialty store KARATZ.
![](https://karatz.co.jp/lp/kuroshitsuji/img/feature.jpg)
Bonus for purchasing collaboration jewelry featuring new illustrations
The illustration features a newly drawn image of the Prefect Four (P4), the prefects of the four dormitories at Shiratori Palace.
Acrylic stand as a bonus when purchasing a ring
For every collaboration ring purchased, you will receive one free acrylic stand!
*The bonus characters will be based on the dormitory in the model you purchase.
![](https://karatz.co.jp/lp/kuroshitsuji/img/amanity-1.jpg)
Pendant purchase bonus: card-style acrylic stand
For every collaboration pendant purchased, you will receive a free "card-style acrylic stand"!
*The bonus characters will be based on the dormitory model you purchase.
![](https://karatz.co.jp/lp/kuroshitsuji/img/amanity-2.jpg)
Limited time purchase bonus clear card
Customers who purchase collaboration jewelry between July 26th (Friday) and August 1st (Thursday) will receive one clear card for each piece of jewelry purchased!
*The bonus characters will be based on the dormitory model you purchase.
![](https://karatz.co.jp/lp/kuroshitsuji/img/amanity-3.jpg)
Product images are for illustrative purposes only and may differ from the actual product.
Advance order sales event
The Black Butler: Boarding School Arc collaboration jewelry will be on display for the first time and available for pre-order at the Caratz pop-up store.
The pop-up store dates are as follows:
You can see all the items in person.
About KARATZ
![](https://karatz.co.jp/lp/kuroshitsuji/img/company.jpg)
Since its establishment, KARATZ Inc. has been disseminating a wealth of information related to gems through its specialized gemstone information media, “KARATZ Gem Magazine” ( https://karatz.jp/ ), as well as through social media such as Twitter, Instagram and Facebook, with the aim of providing a place where gem appraisers can disseminate correct knowledge about gems and where anyone can feel free to ask for advice.
"KARATZ Gem Magazine" ( https://karatz.jp/ ) continues to provide a wide range of information, including not only basic knowledge about gems, but also the differences between real and fake gems, how to tell them apart, and interviews with famous people in the gem industry.
It is notable for having many readers not only from the general public but also from within the industry, with over 150,000 monthly visitors, making it one of the largest jewelry-specializing media in Japan.
In addition, the company's representative, Mr. Koyama, purchases gemstones both domestically and overseas and sells them at his own online store, "Carats STORE."
Representative Koyama visits Thailand, Sri Lanka, Hong Kong, the United States, and other countries several times a year, and sometimes even goes directly to mines to purchase gemstones.
We use our experience of buying and selling over 10,000 gemstones in total to carefully select and purchase beautiful, high-quality gemstones.
We are also popular for creating semi-custom and custom-made jewelry using a wide range of gemstones, and by teaming up with skilled craftsmen in Japan, we continue to create high-quality jewelry that you can enjoy for a long time.