Magnificent 1999 New York Yankees World Series Champs Team Signed authentic World Series Jersey. 24 signatures with Derek Jeter, Mariano Rivera and the rest of the team. Beautifully custom framed. COA from JSA. <br>#911967276<br>Welcome to Showpieces Sports. We offer the finest in Sports Memorabilia and autographs. Shipping is always fast and free. If you have any questions please message us through .