Here it is:
It was listed as:"Here is a 17 jewels premia watch with black leather strap, it has never been worn but needs a new battery. I don`t think it is an authentic 17 jewel but is a nice looking watch never the less. "
Well, thenew battery wasn't needed - the watch started going on the first wind thanks to:
As suspected, a good ol' Chinese Standard Movement.
The bit about it not having been worn was wrong - the strap has seen some wear. And there is a screw missing from the train bridge. But I'm not sending it back.