The 2018-S Silver Reverse Proof 10-Coin Set from the U. Mint, certified by ANACS. In celebration of the San Francisco Mint’s 50th anniversary producing United States Mint proof coinage, we are proud to offer this stunning two-lens silver reverse proof set. Mint, certified by ANACS, includes a variety of denominations with a unique reverse proof finish. These coins feature a frosted background with polished, mirror-like design elements. Reverse Proof Finish: The coins have a frosted background with polished, mirror-like design elements. 10 Coins: The set includes a dollar, half dollar, five quarters, a dime, a nickel, and a penny. 90% Silver: The dime, quarters, and half dollar are struck in 90% silver. “S” Mint Mark: All coins bear the “S” mint mark, indicating they were produced at the San Francisco Mint. ANACS Certification: The set is certified by ANACS, a coin grading and authentication service. RP70 Grade: The coins are often graded as RP70 by ANACS, indicating a perfect reverse proof example. Five silver America the Beautiful Quarters Program coins with reverse proof finishes honoring Pictured Rocks National Lakeshore in Michigan; Apostle Islands National Lakeshore in Wisconsin; Voyageurs National Park in Minnesota; Cumberland Island National Seashore in Georgia; and Block Island National Wildlife Refuge in Rhode Island. The design depicts Jim Thorpe, while the foreground highlights his achievements in football and as an Olympian. One silver Kennedy half dollar. One silver Roosevelt dime. As with the traditional United States Mint Silver Proof Set, the half dollar, quarters, and dime are minted in 90 percent silver. Each coin bears the “S” mint mark reflecting its striking at the San Francisco Mint, and the set is accompanied by a Certificate of Authenticity.