World
1906 Philippines 50 Centavos PR66 PCGS. KM-167. Rotation beneath a light reveals iridescent orange-gold, violet-red, and powder-blue patina. A satiny and razor-sharp Premium Gem. Both sides appear free from contact. The obverse is minutely die doubled, apparent on the bases of FIFTY. Population: 14 in 66 (2 in 66+), 14 finer (1/17).