I did not consider any premium mark ups on catalog value for dozens of Victorian stamps that have circular post marks and/or full four borders. I used a 2019 Scott’s Catalog for valuations.
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GREAT BRITAIN 1858 QV 2d deep blue, plate 15, fresh MNH. SG cat £1050
Great Britain Scott #123 Queen Victoria £1 Stamp. Used. PSE Certified. CV $4400
Great Britain Scott# 46 9p watermark 24 perf. 14 used Scott=$575
