Composition of Singapore Coins: Copper, Nickel, and Zinc Alloys

Singapore's coins are minted from varying alloys of copper, nickel, and zinc, with the exact composition depending on the denomination:

• 1-cent coin: 97% copper, 2.5% zinc, 0.5% nickel
• 50-cent coin: 75% copper, 25% nickel, 0% zinc

Other denominations use similar copper-nickel-zinc blends tailored for durability, cost, and distinct appearance.