Click to expand Tap to zoom 1981 US Mint Proof Set 6 Gem Coins in Original Mint Plastic - NO Sleeve $12.50 USD 1981-S U.S. Mint Proof Set. Six Gem Coins (Cent through Dollar) in Original Mint Packaging. 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Buy it now This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted.