Who asked for the face to face ? Iam only thinking, are you paying Cash ? If you Paypal and collect you are covered . Pay cash and turns out to be stolen or fake or you get robbed , you ve just lost a load of money.
Thats my only initial thoughts , i dont know enough about Rolex to advise but the pics are not good , can you get some better ones dial close up , close up of lugs, case back close up, other more experienced members should be able to help you