A member of the Philatelic Traders Society. GB Queen Victoria 1870 SG51 11/2d rose-red plate 3 - superb unmounted mint. The item "GB QV SG51 11/2d rose-red plate 3 superb unmounted mint cat £500 as mounted mint" is in sale since Saturday, July 20, 2019.This item is in the category "Stamps\Great Britain\Victoria\Line-Engraved Issues". The seller is "john_noble_stamps" and is located in Leatherhead, Surrey. This item can be shipped worldwide.