Polywatch works well on the watch! I suspect that's because the damage was really light, maybe largely to the coating. Highly recommend giving it a try if you have any light surface
polyWatch | Plastic acrylic watch polish scratch remover – The Watch Hub | Australia
polyWatch - Watch Protector
Polywatch - Pâte à polir efface les rayures - Fabriqué en Allemagne
Pollywatch Glass Polish Review - tried removing scratches on an Apple Watch Series 4 - YouTube
Apple SE GPS 40mm Midnight Aluminium Sport Band S/M MR9X3 -