Request for a rating IWC cal 89, black dial

Hello.
Please assess whether everything in this watch is original. In a word, is this what the watch looked like when it left the factory?
I would be very grateful for any help.

Is the watch yours to represent..i dont think you said?

Yes, this is my watch.

It's a very nice lot, thanks for showing.

Thank you. The pleasure is all mine if the watch looks nice and original.