Evans Diamond at Stu Gordon Stadium is a college baseball park on the west coast of the United States, located on the campus of the University of California in Berkeley, California. Opened 89 years ago in 1933, it is the home field of the California Golden Bears of the Pac-12 Conference, with a seating capacity of 2,500. Evans Diamond is located in the UC sports complex at the southwest corner of campus, pressed between George C. Edwards Stadium to the west (right field) and Haas Pavilion to the east.