Watch List notes:

MONACO: Rainier III, 1949-2005, 4-coin FDC set, 1950, KM-PE6a, Gad-MC139, 140, 141, 142, silver piedfort (piéfort) essai specimen set, all PCGS graded, 10 francs (SP-64), 20 francs (SP-64), 50 francs (SP-64), and 100 francs (SP-63), mintage of only about 450 sets, set of 4 coins, R.

Estimate: 200-300 USD