This is an official Major League baseball that was personally autographed by Pitcher Jon Gray with ""16Ks 9/17/16"" inscription. He was drafted by the Colorado Rockies 3rd overall in the 2013 MLB Draft out of the University of Oklahoma. As a Junior, Gray was a first team All-American and a unanimous choice for the All-Big 12 team. He was named the Most Outstanding Player of the 2013 Big 12 Conference baseball tournament, as his Sooners went on to win. Later, Gray was named the National Pitcher of the Year Award. He is now the Day 1 starter for the Colorado Rockies pitching staff. This includes a certificate of authenticity from James Spence Authentication (JSA) and Denver Autographs.