The Amazfit GTR 3 Pro in brown inspired by classic watches, the super-sleek Amazfit GTR 3 Pro has a round body, made from lightweight yet durable aircraft-grade aluminum alloy, complete with an elegant rotatable crown. The bezel-less design seamlessly integrates with the curved glass screen to heighten the immersion, and the comfortable, stylish straps can match any outfit. The large 1.45" 331 ppi screen can even be visible under bright sunlight. The ultra HD AMOLED display boasts a 70.6% screen-to-body ratio. Match your mood or any occasion with a wide selection of over 150 stylish watch faces, all have a matching always-on-display. Prioritize preferred features with 23 editable watch faces- or even upload your own photo as the background image for true personalization. Amazfit GTR 3 Pro's advanced 6PD BioTracker PPG 3.0 biometric sensor can track multiple health metrics at the same time such as sleep quality, blood-oxygen saturation, stress level, breathing rate, heart rate and more. The smart watch can intelligently recognize motions and begin recording sports data such as treadmill, outdoor running, walking, cycling, pool swimming and more. Amazfit GTR 3 Pro also has a built-in barometric altimeter to help keep an eye on the altitude and air pressure of outdoor activities and supports GPS, GLONASS, Galileo, BDS and QZSS satellite navigation systems to accurately track your route. The Amazfit GTR 3 Pro; a classic design of the future.