Came across this while surfing the bay. What do the Omega experts think https://www.ebay.com/itm/OMEGA-CENT...146477?hash=item1a84eb0ced:g:HrQAAOSwGN9cggn3Purchases made through these links may earn this site a commission from the eBay Partner Network
Compare it to this: https://omegaforums.net/threads/omega-centenary-2499-cal-343-bumper.103886/ I doubt the box and papers are original to the watch.