Currently Tomtop offers Huawei Honor Band 5 for £21.46 with free shipping .

Features:
[AMOLED Color Screen Display]: 0.95"AMOLED True color screen, clear and more colorful; 240*120, 282ppi, excellent visibility even outdoors in direct sunlight; better UI display, bring the ultimate visual experience to the user.
[Stylish Watch Faces]: Up to 8 prefabricated watch faces. Long press watch face or use change function in more Settings to freely switch watch face.
[Intelligent Assistant]: Incoming call notifications, reject a call on band, SMS, email, SNS notifications, vibration alerts, smart alarm, timer.
[Heart Rate Detection]: 24-hour real-time continuous heart rate monitoring; night infrared heart rate monitoring; heart rate warnings; HUAWEI TruSeen 3.0 heart rate technology, a new generation of dynamic heart rate algorithm from Huawei 2012 Lab, dozens of exercise scene optimization algorithms, more accurately measurements.
[Huawei TruSleep Tracking]: Automatically record your periods of REM, Stable Sleep (deep sleep), Unstable Sleep (light sleep), and Awake. Use HUAWEI TruSleep monitoring technology to analyze your sleep quality, falling asleep monitoring is over 95% accurate. Combining Huawei AI technology, six categories of typical sleep problems, providing 200+ suggestions for improvement .