I am pretty sure it is a repaint. For an upper end frame I would expect to see something on the stay cap. That heavy grommet on the brake. bridge seems odd too. Is there anything on the dropouts? Is there a B on the lug?
__________________
“One morning you wake up, the girl is gone, the bikes are gone, all that's left behind is a pair of old tires and a tube of tubular glue, all squeezed out"
Sugar "Kane" Kowalczyk