999 Silver Coin – Mintage 500. Niue 5 dollars Good Luck Symbols Charms Clover Elephant Horseshoe Ag coin 2015. Country: Niue Capsule: Yes. Year: 2015 CoA: yes. Face Value: 5 dollars. Material: Ag 999 Silver. Weight (g): 77.75. Gross weight (g): 112.2. Diameter/Dimensions (mm): 60.0.