Three things to keep in mind when looking at the above results (unsolds are not included):
It is important to look at the individual data points listed below. Price swings up may be due to varieties such as broken hat or other positives such as cancels. Price swings down may be due to factors such as faults on items that would have graded higher if they were sound, and may not be considered as desirable as a sound copy in this grade.
When looking at multiple grades on the graph, grades with the same population numbers may show overlapping.
At the time of an auction, the SMQ value has already been published and is available to bidders. Increases or decreases in SMQ value prior to the auction may affect the price realized.
This information is provided for hobbyists and is not intended to represent philatelic material as an investment or financial instrument. Past performance is neither an indication nor guarantee of future performance. Every effort has been made to ensure the accuracy of the information, but Siegel Auction Galleries (including its representatives and affiliates) is not liable for errors or omissions of any kind. "SMQ" refers to Stamp Market Quarterly, a copyrighted publication, and the information is used with the copyright holder's permission.
1c Ultramarine, H. Grill (134). Several noticeable grill points visible on the front of the stamp, perfectly centered with wide margins, neat target cancel
EXTREMELY FINE GEM. A SUPERB USED EXAMPLE OF THE ONE-CENT 1870 NATIONAL BANK NOTE COMPANY H GRILL, GRADED SUPERB 98 BY P.S.E. -- THIS IS THE HIGHEST GRADE AWARDED.
With 1983 P.F. and 2003 P.S.E. certificates (Superb 98; SMQ $3,500.00). This is the highest grade awarded and it is shared by only one other (ex Kirke).
1c Ultramarine, H. Grill (134). Perfect centering with wide margins, beautiful bright color, face-free cancel
EXTREMELY FINE GEM. A SUPERB EXAMPLE OF THE ONE-CENT 1870 NATIONAL BANK NOTE COMPANY H GRILL. THIS BEAUTIFUL STAMP HAS BEEN GRADED SUPERB 98 BY P.S.E. THIS IS THE HIGHEST GRADE AWARDED.
With 2001 and 2006 P.F. certificates (XF-Superb 95). With 2007 P.S.E. certificate (Superb 98; SMQ $3,500.00). This is the highest grade awarded and it is shared by only one other
1c Ultramarine, H. Grill (134). Wide margins and almost perfect centering, gorgeous rich color on fresh paper, clearly defined grill, Extremely Fine Gem, a superb used example of the 1870 1c Grilled Issue, ex Merlin and "Clipper City", with 2017 P.F. and 2005 P.S.E. certificates (XF-Superb 95; SMQ $1,500.00), one of only six examples to achieve this grade with only four higher (highest is 98)
1c Ultramarine, H. Grill (134). Wide margins and almost perfect centering, gorgeous rich color on fresh paper, clearly defined grill, Extremely Fine Gem, a superb used example of the 1870 1c Grilled Issue, ex Merlin, with 2005 P.S.E. certificate (XF-Superb 95; SMQ $1,250.00), one of only five examples to achieve this grade with only four higher (highest is 98)
1c Ultramarine, Grill (134). H. Grill, clear grill points, brilliant color, neat strike of quartered cork cancel, Extremely Fine Gem, with 2012 P.S.E. certificate (XF-Superb 95; SMQ $1,050.00), only four have graded higher to date
1c Ultramarine, Grill (134). H. Grill, wide margins and almost perfect centering, gorgeous rich color on fresh paper, clearly defined grill, Extremely Fine Gem, a superb used example of the 1870 1c Grilled Issue, with 2005 P.S.E. certificate (XF-Superb 95; SMQ $1,050.00), one of only four examples to achieve this grade with only four higher
1c Ultramarine, H. Grill (134). Wide margins and almost perfectly centered, rich color on bright paper, clear grill, unusual cork cancel, fresh and Extremely Fine, with 2007 P.S.E. certificate (XF 90; SMQ $390.00), deserving of Jumbo appellation, in our opinion
1c Ultramarine, H. Grill (134). Bright shade and balanced margins, cancelled by neat strike of red town datestamp, Extremely Fine, a pretty stamp, with 2001 P.F. and 2005 P.S.E. certificates (XF 90; SMQ $390.00)
1c Ultramarine, Split H. Grill (134 var). Clear grill points which are split vertically, rich color, bold strike of blue grid cancel, Extremely Fine, with 2012 P.S.E. certificate (VF-XF 85; SMQ $225.00 as normal grill with no premium for the variety)