The OnePlus Watch 3 is rumored to have a rotary dial, updated HR sensor with ECG, and smaller bezels.It could come with Snapdragon W5 processor, Wear OS and RTOS, 2GB RAM, 32GB storage, and a battery exceeding 500mAh.The watch may have LTE capabilities, updated health features, but some features may be limited to China.Leaked render confirms similarities with the outgoing OnePlus Watch 2.