1921 King Peter and Prince Alexander portraits definitive set of 14 values in imperforate blocks of 4, mint unhinged. Slight blotchiness of the gum on the 2 para and 2 dinar blocks, otherwise very fine.SG 164-77, Michel 145-58 U cat 600. The item "YUGOSLAVIA 1921 Portrait set imperf blocks of 4 MNH" is in sale since Monday, October 22, 2018. This item is in the category "Stamps\Europe\Yugoslavia". The seller is "djmkerr-stamps" and is located in Grantown on Spey. This item can be shipped worldwide.