World Silver FAO issues (7) Korea 500 Won 1995 Proof FDC, Tonga Pa'anga 1985 Proof FDC, Seychelles 100 Rupees 1981 UNC, Solomon Islands Dollar 1995 UNC, Guinea-Bissau 20000 Pesos 1995 Proof FDC, Tunisia 1 Dinar 1995 Proof FDC, Afghanistan 500 Afghanis 1996 Proof FDC around 5 ounces of actual silver weight all seem to be unlisted in silver by Krause
Estimate: 70-100 GBP