Posts from forum:
https://xdaforums.com/t/watch-3-3-pro-huawei-pay-curve.4482473/page-3#post-88633061
https://xdaforums.com/t/watch-3-3-pro-huawei-pay-curve.4482473/page-3#post-88970807

Example videos:

https://www.youtube.com/watch?v=O_BvFHQaZPk
https://www.youtube.com/watch?v=eOAvmGX6zRw
https://www.youtube.com/watch?v=w5xdlotArkE

https://appgallery.huawei.com/app/C102372409 curve app

https://appgallery.huawei.com/app/C104714177 bank app

Problem with the watch  https://xdaforums.com/data/video/4498/4498525-84959e9d7a395853a0daabeb8f0461a6.mp4