Proofed silver coin from the San Francisco Mint in 1988 and 1994 respectively These historic collectables are produced by the United States Mint and are specially designed to commemorate the United States' participation in the 1988 Olympic games, and the first World Cup Soccer Championship played in the United States respectively OLYMPIC COIN Design OBV by Patricia L. Verani Liberty's Torch and the Olympic Torch merging into a single flame, with the words "Olympiad" and "Liberty" Design REV by Sherl J. Winter US Olympic Team logo, framed by olive branches WORLD CUP COIN Design OBV by Dean McMullen Two soccer players competing for the ball Design REV by Dean McMullen World Cup USA 1994 logo, framed by olive branches Dimensions 1.5 inch diameter Weighs 26.73 grams or 0.76 troy oz 90% silver 10% copper Signed certificates of authenticity by Phillip N Diehl and Donna Pope, directors of the United States Mint Sealed with original container and COA, coin in very good condition Ships Same Or One Day , upon payment Tracking number Delivery Confirmation All items I sell are marked with an invisible UV identifier To confirm originality of the item To prevent condition issues / return fraud Buy With Confidence Check out our feedback !