Sg 323 ½d Bluish Green. A superb unmounted mint example accompanied by an RPS certificate. POSTAL CHARGES ARE AS FOLLOWS.All items are described as accurate as possible. The item "Sg 323 ½d Bluish Green. A superb unmounted mint example with RPS certificate" is in sale since Tuesday, July 3, 2018. This item is in the category "Stamps\Great Britain\George V". The seller is "avp-ltd" and is located in Tamworth. This item can be shipped worldwide.