Philippines
USA Administration Proof Set 1903, KM-PS1, comprising KM162-168, certified by NGC: 1/2 Centavo PF64 RB; Centavo PF64 RB; 5 Centavos PF64; 10 Centavos PF65; 20 Centavos PF66; 50 Centavos PF66 and Peso PF65. A very nice set with colorful toning on the silver issues.
Estimate: 3000-3500 USD