CHINA. Yuan, 1980. Olympic Series. NGC PROOF-70 Cameo.
KM-P3 var. (copper) & cf. KM-29 var. (regular weight in brass). Archers. Mintage: 2500. A highly reflective example of this double thick issue exhibiting smooth hard mirrored surfaces with frosted cameo devices free of tone, haze or fog.
Estimate: $700.00- $1000.00