Canada Gift Coins Set. 99.99% pure silver. Weight: 23.17 gr. 2 dollars (Special Discovery of Insulin). Composition: Bi-Metallic; Outer ring – Three-ply nickel finish plated steel; Inner core – Three-ply brass finish plated aluminium bronze. Weight: 6.99 gr. Edge: Serrated & Lettered. Face value: 2 dollars. Three-ply brass plated steel. Weight: 6.27 gr. Diameter: 26.5 mm. Face value: 1 dollar. Three-ply nickel finish plated steel. Weight: 6.9 gr. Diameter: 27.13 mm. Face value: 50 cents. Weight: 4.4 gr. Diameter: 23.88 mm. Face value: 25 cents. Diameter: 18.03 mm. Face value: 10 cents. Weight: 3.95 gr. Diameter: 21.2 mm. Face value: 5 cents. Special Bicycle playing cards GIFT Deck included.