She was a runner up on Top Chef Season 14. Looks like she frequently cooks wearing one of her two watches. The first is the white-face Rolex in your first video, not sure what that make is called. She also wears it here:
https://www.youtube.com/watch?v=0Yj8JYE30qA - In this video you can see the winner of Top Chef Season 14 Brooke Williamson also wears a watch, she wears leather/fabric straps. That's a story for a future thread.
Here's some more photos of her. Starting with the Rolexes:
On her Top Chef season, there's many episodes where she wears a larger watch with a unique style, it has two chronograph buttons but no crown. Any help identifying would be nice! I haven't had a chance to watch the season, so I bet there are great shots to find, in case anyone needs something to watch during quarantine!