The last example I posted may not be pretty but I believe the seller's story. These are the kind of autographs that you have to expect in a rushed in-person situation, especially nowadays. I wouldn't buy this one because of the messiness of it but not because I don't believe the seller.
The three reference examples I posted images of are $ 6,0000, $9,200 and $400 respectively. The Robert Saunders example is about $600. Here are the links to the first two:
Personally, I would rather have a signed photo unless the jersey was a real match worn one but that would really cost the earth. Something about those framed replica jerseys just turns me off. They are bulky for a start and are normally presented in a tacky way.