Originally Posted by
jlhmnj
I can't think of any sewing machines that would suffer from or lose value by a well done, accurate restoration.
Jon
Just like any other antique that's rare or has some historical value, everything that's not original (including the finish, new parts, etc) will lessen the value significantly.
If it's NOT rare/valuable & you just want to pretty it up a little for yourself (or to sell), go for it.