The pics look pretty “normal” to me although I’m sure opinions on tpf will vary.
Here are some pics of mine for comparison. Similar specs to yours only it’s a 4 series. I paid just shy of $2500. It came with a dustbag and authenticity card.
Phew! I saw someone else post their flap with similar wear and tear as well, so I pulled the trigger and bought the bag.
It’s my first Chanel purchase, and I’m very happy with how she looks:
