Mr. Diggs, began studying violin at the age of 9 in Baltimore City public schools. He received his B.M. in viola and Artist Diploma in Quartet Studies from Shenandoah Conservatory and is one of the founding members of Argot. His teachers included Doris Lederer and C. Thomas Shaw of the Audubon Quartet, and Olivia Hajioff and Marc Ramirez of the MarcOliva Duo.

He received his M.M. in viola performance from the San Francisco Conservatory under the instruction of Jodi Levitz of the Ives Quartet and received chamber instruction from pianist/violist Paul Hersh and violinist Axel Strauss.

He has participated in chamber masterclasses given by Kim Kashkashian, Christoph Wyneken, John O'Conor, and the Juilliard Quartet as well as an orchestral master class given by Sir Simon Rattle serving as principal viola.

When not performing with Argot, Mr. Diggs freelances with several orchestras including, The Baltimore Chamber Orchestra, The National Philharmonic, Harrisburg Symphony, Maryland Symphony , Two Rivers Chamber Orchestra and is the principal violist of the National String Symphonia. He was the violist in the Foreign Landscapes CD by Hauschka, principal violist for the R. Kreutzer Violin Concertos 17-19 CD released by Naxos featuring violinist Axel Strauss, and violist for the 2008 Grammy nominated album Indigo Road by lutanist Ron Mcfarlane.