1937, 5¢ Navy, o.g., never hinged, perfect centering amid large evenly balanced margins, rich color and P.O. fresh, a Superb gem, this being one of only six examples to obtain this gem grade with none higher; with 2009 P.S.E. Graded certificate (Gem 100, SMQ $360). Scott No. 794  $1. $0 (Image)