tonedSilver ✭✭✭

https://www.pandaamerica.com/china-1996-three-gorges-1-2-oz-gold-coin-ngc-pf-69-ultra-cameo/ Same cert # for Chinese 1/2 oz gold Three Gorges Dam being sold elsewhere. (View Post)

Looks genuine, but cleaned and now retoned. (View Post)

Ken, based on quick research on NumisMaster it appears there are three different types of this coin, distinguished by edge description (reeded, plain, lettered). Each of this type weighs 29.79g and i… (View Post)

The last three medals appear to be zinc based on the corrosion on them. (View Post)

This is a great read. And a very attractive coin. (View Post)