Lot
3164 
1913, 5¢ blue, S.L. watermark, horizontal coil, pair, o.g., barest trace of hinge (if any, appears never hinged), perfect centering within wide margins, intensely rich color, a Superb gem; with 1992 P.F., 2008 & 2023 P.S.E. certificates, last two Graded Gem 100, SMQ $750, this is the sole example graded Gem 100 with none higher. Scott Nos. 396 $160.
Realized: $300