EXTREMELY FINE GEM. A MAGNIFICENT PAIR OF THE 1914 4-CENT PERF 10 SINGLE-LINE WATERMARK COIL, SCOTT 446. THIS PAIR HAS BEEN AWARDED THE GRADE OF SUPERB 98 JUMBO BY P.S.E.
With 1995 and 2003 P.F. and 2007 P.S.E. certificates (Superb 98 Jumbo; unpriced in SMQ in any grade higher than 98, SMQ $4,400.00 as 98). This is the highest grade awarded to date, and this is the only example to achieve this lofty grade