The episode was written by Dan O'Shannon, Becky Mann & Audra Sielaff and directed by Gail Mancuso.
Manny (Rico Rodriguez) and Luke's (Nolan Gould) little league baseball team unexpectedly makes it into a playoff game, so Claire (Julie Bowen) and Cameron (Eric Stonestreet) scramble to find a location for the team to compete.
A conflict between Phil and Mitchell starts but in the end, when they see what a great job their partners did with the field, they have second thoughts about buying that house.
Jay does not like that at all since Gloria is a terrible singer and hearing her all day singing is not the best thing; however, he cannot tell her that, much to his chagrin.
"[2] Leigh Raines of TV Fanatic rated "Diamond in the Rough" with a 4/5 saying that it reminded her the episode Punkin Chunkin of Season 3.
"This week's "Modern Family" episode started out a little rough but transformed into a gem as the Pritchett-Dunphy clan teamed up to make over a Little League baseball field with a second storyline that was(n't) music to our ears!
"[5] Michael Adams of 411mania gave the episode 9/10 praising the "fight lines" between Phil and Mitchell saying that they were "comedy gold".