Apple Watch Series 4 40mm Smartwatch — Certified Pre-Owned
No deposit
No interest
What we check before sale
Every pre-owned device is inspected before it is cleared for sale. Battery health is shown only when a real value is supplied for this device.
Product Details
The Apple Watch Series 4 features a 40mm Retina display with an always-on feature, delivering clear visibility at a glance. Advanced heart rate monitoring and ECG capabilities provide comprehensive health tracking, while workout detection for running, swimming, and cycling supports your fitness goals.
With Bluetooth and Wi-Fi connectivity, it seamlessly pairs with your iPhone for calls, messages, and app notifications directly on your wrist. Rated WR50 for water resistance, it handles shallow-water activities, and all-day battery life keeps you connected from morning to night.
Key Features
| Brand | Apple |
| Model | Series 4 |
| Display Size | 40mm |
| Display Type | Retina display with always-on feature |
| Health Sensors | Heart rate monitor, ECG |
| Water Resistance | WR50 |
| Connectivity | Bluetooth, Wi-Fi |
| Operating System | watchOS |
| Compatibility | iPhone |
| Product Type | Smartwatch |
Compatibility
Requires iPhone 6s or later with iOS 13 or later. Pairs seamlessly via Bluetooth and Wi-Fi for calls, messages, and app notifications.
How to use
Pair your Apple Watch with your iPhone by opening the Apple Watch app and following the on-screen instructions. Navigate using the Digital Crown and touchscreen, and customize watch faces and complications to suit your daily needs.
What's included
- Apple Watch Series 4 (40mm)
- Sport Band
- Magnetic Charging Cable
- Quick Start Guide
Frequently asked questions
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Our Expert Assessment
Inspected & signed off by NN Zarbro RestoreThis Apple Watch Series 4 40mm Smartwatch — Certified Pre-Owned has passed our full multi-point inspection. The screen, battery, cameras, buttons, speakers and connectivity are all tested and confirmed working before it is cleared for sale — then backed by our 3-month swap warranty. Honest condition, no surprises.
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