1963 Philadelphia and Denver US Coin Set Uncirculated Mint Set P&D 1963 The set consists of 10 coins, including 6 coins containing 90% silver (half dollar - quarter dollar - dime). Total silver weight in the set is 42.6 grams Equivalent to 1.23 troy ounces of 99.9% pure silver Specifications: - _ Franklin Half Dollar (Philadelphia and Denver P&D) Composition: 90% silver Weight: 12.5 * 2 = 25 grams _ Washington Quarter (Philadelphia and Denver P&D) Composition: 90% silver Weight: 6.3 * 2 = 12.6 grams _ Roosevelt Dime (Philadelphia and Denver P&D) Composition: 90% silver Weight: 2.5 * 2 = 5 grams _ Jefferson Nickel 5 Cents (Philadelphia and Denver P&D) Composition: 75% copper 25% nickel Weight: 5 grams _ Lincoln Cent (Philadelphia and Denver P&D) Composition: 95% copper 5% zinc Weight: 3.11 grams