1000 Won EXPO 2012, 2012South KoreaTrimetallic: brass core, copper-nickel middle ring and brass outer ring,10.10 g,28.2 mm Value: $18.99-47.99
1000 Won World Water Forum, 2015South KoreaTrimetallic: brass core, copper-nickel middle ring and brass outer ring,10.1 g,28.2 mm Value: $26.99
