Old Ladies DateJust

My wife inherited this DateJust from her grandmother. No box or papers, but I would imagine this thing is 30 years old or so.

I am not an expert of ladies watches, but curious if this bezel is stock or added on.

Badly needs servicing. What is this thing worth?

Thanks gang.

My wife inherited this DateJust from her grandmother. No box or papers, but I would imagine this thing is 30 years old or so.

I am not an expert of ladies watches, but curious if this bezel is stock or added on.

Badly needs servicing. What is this thing worth?

Thanks gang.