Watch List notes:

Chad (2) 200 Francs 1970 10th Anniversary of Independence KM#4 Silver Proof Lustrous UNC, Rare with a mintage of only 952 pieces, 100 Francs 1970 10th Anniversary of Independence KM#1 Silver Proof UNC, Rare with a mintage of only 975 pieces

Estimate: 90-120 GBP