Check the listing for details. 1972-S Clad Proof Set 5 Coins Crack Lens. Made in United States. Listed at 4.95 USD. The product is a 1972-S Clad Proof Set of 5 coins with a crack lens. These coins are in uncirculated condition and were struck as proof at the San Francisco Mint. They are uncertified by the U.S. Mint, making them ideal for collectors looking to add to their proof set collection. The set likely includes coins such as the penny, nickel, dime, quarter, and possibly a half dollar, all in pristine proof condition from 1972.