B64 used Seychelles postmark on Mauritius stamp (with variety) on QV 17c rose CC wmk (SG.Z50) showing broken vertical pin variety. Possibly unique. This same vertical broken pin variety found on printings of 1879 Mauritius QV 4c orange (SG.93) and 1882 St. Vincent QV 1d drab (SG.39). £140
B64 used SEYCHELLES postmark on Mauritius 1880 QV 17c rose CC wmk (SG.Z50). £65