Offices in China, 1919, 4¢ on 2¢ rose. Light duplex cancel, exceptional centering amid huge margins, bright vivid color, an Extremely Fine jumbo, a remarkable used gem and the only stamp to receive this SMQ grade with only one higher; with 2008 P.S.E. Graded certificate (XF-Sup 95J, SMQ $440 for the graded of 95). Scott No. K2  $55. $0 (Image)