I,m sure you will be fine mate, you are a well known and trusted member and i,m sure anything you sell will be 100% as you advertise it.
Take the plunge if in doupt try selling a cheep rep 1st just to get in in the selling mood.
Paypay by gift payment is your best or bank transfer.
If you sell a good watch at a proper price you will have many members pm you very quickly so you can choose the buyer.Nearly every watch I have sold sells within an hour as I sell
well priced as honestly as i can.
So go for it
o"h and let me know what your selling so i can have 1st chance