​The 1997 National Law Enforcement Officers Memorial Commemorative Coin, Pin & Patch Set is a special edition released by the U.S. Mint to honor law enforcement officers who have died in the line of duty. This set includes a proof silver dollar, a commemorative lapel pin, and a cloth patch, all presented in a U.S. Mint display case with a Certificate of Authenticity (COA).​  Coin Specifications Denomination: $1​ Mint Mark: P (Philadelphia)​ Finish: Proof​ Composition: 90% silver, 10% copper​ Weight: 26.73 grams​ Diameter: 38.1 mm​ Edge: Reeded​ Designer: Alfred Maletsky​  Design Details Obverse: Depicts U.S. Park Police officers Robert Chelsey and Kelcy Stefansson making a rubbing of a fallen officer’s name from the National Law Enforcement Officers Memorial.​ Reverse: Features a shield with a rose across it, symbolizing the sacrifices made by law enforcement officers.​  Set Contents 1997-P Proof Silver Dollar Commemorative Lapel Pin​ Cloth Patch​ U.S. Mint Presentation Case​ Certificate of Authenticity (COA)