Sg 45 2d Blue Plate 12. A superb Post Office fresh unmounted mint example.A superb Post Office fresh unmounted mint example with excellent centering accompanied by an RPS certificate. All items are described as accurately as possible. The item "Sg 45 2d Blue Plate 12. A superb Post Office fresh unmounted mint example" is in sale since Friday, December 20, 2019. This item is in the category "Stamps\Great Britain\Victoria\Line-Engraved Issues". The seller is "avp-ltd" and is located in Tamworth. This item can be shipped worldwide.