GB QV SG2 1d Penny Black Plate 2 With Rare Magenta MX KJ Very Fine Used High CV. Has a dark patch on reverse (not a thin), and some minimal toning to bottom edge.A Very Fine Penny Black with Scarce Magenta MX. If you want any further scans or have any queries then please just ask. The item "GB QV SG2 1d Penny Black Plate 2 With Rare Magenta MX KJ Very Fine Used High CV" is in sale since Wednesday, June 16, 2021. This item is in the category "Stamps\Great Britain\Victoria\Penny Blacks". The seller is "jasp635" and is located in Harrogate. This item can be shipped worldwide.