Customer support: Monday to Friday 9 - 18 Monday to Friday 9 - 18 +372 502 2230 [email protected]
12-month Warranty.
12-month Warranty.
Free & fast delivery.
Free & fast delivery.
Secure payment
Secure payment
Satisfied customers
Satisfied customers
Easy returns
Easy returns

Samsung Galaxy Watch4 44mm BT R870N

All of our refurbished Samsung Galaxy Watch4 devices have been thoroughly checked. Order today and receive your order in 1-3 days on average! All purchases are subject to a 14-day money back guarantee and 12 months warranty.

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Estimated delivery: 07.03.2026 - 09.03.2026
12-months warranty: Read more about the warranty conditions from
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14-day return policy: If the product does not match its description, we will gladly accept a return.
Description
Specification

Samsung Galaxy Watch4 44mm BT R870N

Experience the perfect blend of style and functionality with the Samsung Galaxy Watch4 44mm BT R870N. This state-of-the-art smartwatch is designed to enhance your everyday life, offering advanced health and fitness tracking, seamless connectivity, and a sleek, durable design. Whether you're hitting the gym, attending meetings, or enjoying a night out, the Galaxy Watch4 is your ideal companion.

Key Features

Advanced Health Monitoring:

  • Samsung BioActive Sensor: Track your health with precision using the integrated Samsung BioActive Sensor. Monitor your ECG, blood pressure, body composition, and more in real-time.
  • Comprehensive Sleep Tracking: Get a holistic analysis of your sleep patterns, including blood oxygen levels and snoring detection, to improve your sleep quality.

Fitness and Workout Features:

  • Automatic Workout Tracking: Stay on top of your fitness goals with automatic workout tracking for various exercises. The advanced run coaching feature helps you improve your performance.
  • Group Challenges: Boost your motivation by participating in group challenges and competing with friends.

Seamless Connectivity:

  • Bluetooth Connectivity: Stay connected with notifications, calls, and messages directly on your wrist. Integrate effortlessly with Google apps for a smoother daily experience.
  • Compatibility: The Galaxy Watch4 is compatible with Android 6.0 or higher, ensuring broad usability across devices.

Design and Durability:

  • Sleek, Iconic Design: The streamlined Armor Aluminum frame offers both durability and a stylish look. Choose from a variety of bands, including Hybrid Leather and Sport Band, to match your style.
  • Water Resistance: With a water resistance rating of 50 meters under the ISO standard 22810:2010, the Galaxy Watch4 can withstand everyday splashes and sweat, though it's not suitable for diving or high-pressure water activities.

Customizable Watch Faces:

  • Personalized Style: Customize your watch face with a variety of backgrounds, fonts, and colors. Add AR Emojis and animated graphics to reflect your personality and activities.
Refurbished

Related smartwatches

Refurbished smartwatches at a great price – Apple Watch, Samsung Galaxy Watch and more. All smartwatches are tested, inspected and covered by warranty. Track your health, workouts and notifications right from your wrist.

Frequently asked questions

Does each device come with a charger?
Each device comes with a charging cable in the box. Smartphones and tablets also include a SIM-pin.
Battery capacity at least 80% — new battery if needed
All devices we sell have at least 80% battery capacity compared to a new device or battery. If the battery capacity is lower than 80%, we replace it with a new one. Therefore, all our batteries are in excellent condition.
Are all devices tested?

Yes. All our grade A, B and C devices undergo a thorough technical inspection at a certified testing and repair center in Estonia before being offered for sale.

The inspection includes, among other things:

  • Visual inspection of the device (display, casing, buttons, etc.),
  • Testing of key functions (touchscreen, cameras, microphone, speakers, charging, Wi-Fi, Bluetooth, etc.),
  • Checking the battery condition and charging functionality,
  • Updating the software and restoring factory settings where necessary,
  • Secure erasure of the previous user’s data in accordance with licensing and data protection requirements.

The testing and repair center follows international standards:

  • ISO 9001
  • ISO 14001
  • ISO 27001
  • ISO 45001

Only devices that pass all tests and meet our quality and safety requirements are offered for sale. The remaining devices are sent for servicing or removed from the product range.

Is there a warranty for the devices?
Yes, all our devices come with a 12-months warranty, noted in each product's description. If you encounter any issues, you can return the product within the warranty period. For full warranty terms, click here: [ Technocircle OÜ – Warranty Terms]
ESTO Hire Purchase – buy now, pay later!
ESTO Hire Purchase – buy now, pay later!

With ESTO hire purchase, you can pay for your purchase in installments. Simply select “ESTO Hire Purchase” as your payment method and apply quickly and easily during checkout. The decision is made in real time, and the entire process is fully digital.

  • Flexible payment schedule
  • Digital contract and signature
  • Approval in just seconds
Can I try the device in-store before buying?
Currently, we operate only online, so in-store testing isn’t available. However, we are committed to providing quality devices and are happy to offer more information to help you make an informed decision.

Contact us:
Email: [email protected]
Phone: +372 5022230

Contact us
More than 5,000 units in A & B condition available
More than 5,000 units in A & B condition available
A diverse range of products for both private and business customers.
Easy returns.
Easy returns.
Customer service that ensures easy returns.
Satisfied customers.
Satisfied customers.
Our best reward is your satisfaction.