I think not. As far as my research went, all her nudes are fake.

It seems this set is true!

https://celeb-stalker.com/emma-watson-topless-paparazzi-pics-complete-set/

https://fapfappy.com/2022/07/08/emma-watson-displays-her-nude-tits-on-the-beach-in-ibiza-77-photos/