Zanzibar SG25 2 1/2d (type 5 1st setting) on 1a plum (Bottom left stamp Damaged) RARE

Zanzibar SG25 2 1/2d (type 5 1st setting)) on 1a plum (Bottom left stamp Damaged) Top 2 Stamps Small second z (SG25d) the bottom right stamp has the missing dot variety (SG25g) cat 3 times normal (ie 350 x 3= 1050)