Watch List notes:

German States, Mecklenburg-Schwerin, Friedrich Franz IV (1897-1918), 10 Mark 1901 A (Berlin) (Gold, 3.98 gr, 19.50 mm) Head right FRIEDRICH FRANZ IV V G G GROSSH V MECKLENB SCHW Rev. Imperial eagle DEUTSCHES REICH. The edge is inscribed. KM 331. PCGS AU50
This coin was struck to commemorate the Grand Duke Coming of Age. The only example graded by PCGS. Extremely rare.