This exquisite ball has been signed by Derek Jeter and comes with a certificate of authenticity from James Spence Authentication (JSA). The ball was used during the 2009 Yankee Stadium Farewell Season, which makes it a one-of-a-kind collectible for any New York Yankees fan. The ball is an original and comes with an autograph from one of the greatest players in baseball history. This unique item is perfect for any sports memorabilia collector or Derek Jeter fan. Don't miss out on the opportunity to own a piece of history.