Citizen
Citizen Promaster Professional Diver BJ8055-04E

Product Information
Overview
The Citizen BJ8055-04E is a robust and reliable diver's watch that combines modern technology with an eye-catching and practical design. Equipped with Eco-Drive technology, this watch converts light into energy, eliminating the need for battery changes. The case is made of black stainless steel and is complemented by a solid black dial with white and blue markings for optimal readability. A rotatable diving bezel makes the watch perfect for extreme conditions, making it the ideal choice for adventurers and diving enthusiasts.
Comfort
The Citizen BJ8055-04E is designed with comfort in mind. The blue urethane strap is 26 mm wide and adapts smoothly to the wrist, making the watch comfortable to wear, both when diving and in everyday life. The sturdy buckle with the Citizen logo ensures a secure grip. Despite its robust size and advanced features, the watch feels comfortable even during prolonged use and weighs only 180 grams.
Summary
The Citizen BJ8055-04E is an exceptional diver's watch that combines style, technology and functionality. Thanks to the innovative Eco-Drive technology, which makes the watch self-charging via light, as well as an impressive water resistance of 30 bar, this is a perfect watch for both deep-sea divers and everyday adventurers. Its stylish black case and contrasting blue strap make it a striking accessory both above and below the water surface. An ideal watch for those who value performance, quality and durability.
Measurements & Material
- Strap material
- Rubber
- Diameter
- 48 mm
- Width of bracelet
- 26 mm
- Thickness
- 18 mm
- Glass
- Mineral
- Clockwork
- Quartz
Design & Style
- Case color
- Black
- Color of strap
- Blue
- Dial color
- Black
- Style
- Sport
- Target group
- Men’s
- Water protection (ATM)
- 30
- Trademark
- Citizen
Technical details
- Features
- Date
Delivery
For some products, the delivery time is 1–2 business days. Orders placed before 3:30 PM on weekdays are usually shipped the same day and delivered the next business day, depending on your location in the country. For other products, the estimated delivery time is 3–6 business days.
Returns
We want you to feel completely confident when shopping with us. That's why we offer a 30-day right of return from the day you receive your order. If you change your mind about your purchase or if the watch doesn't meet your expectations, you can easily return it for an exchange or refund. For returns, you will conveniently receive a QR code to use for the return process. Read more about the terms and conditions here.
All watches at Kronura come with a minimum 2-year warranty.
What if the watch stops working?
When you shop at Kronura, you can feel secure – we handle the entire warranty process from start to finish. Should anything unexpected happen to your watch during the warranty period, you only need to contact us, and we will take care of the rest.
1. Contact us via email at (Support@kronura.se). Describe the fault as clearly as possible and attach images if possible.
2. Wait for a response from our customer service team, who will get back to you within 1–2 business days with further instructions.
3. We manage the process – Kronura arranges for the watch to be sent to the brand's authorized service center.
4. Resolution and feedback – you will be notified by us when the matter is resolved and the watch has been repaired, replaced, or rectified according to the warranty terms.
Do you need help? We're here for you.
Please contact us if you have questions about:
- Your order
- Products and availability
- Delivery or returns
- Warranty and complaints
- Care and maintenance of your watch
Frequently asked questions
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When your order ships, you will receive a tracking number via email. Delivery is made with Postnord and can be tracked directly on their website.
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We have a watch guide on our website that helps you choose the right size based on your wrist size and personal style.
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Yes, we offer installment payments via Klarna, allowing you to pay at your own pace and feel secure throughout the entire purchase.

