Diamond Audio DMD652 2-Way 6.5 Coaxial System. The item "Diamond Audio DMD652 2-Way 6.5 Coaxial System" is in sale since Monday, March 22, 2021. This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Audio\Car Speakers & Speaker Systems". The seller is "musicjamsales" and is located in Blackwood, New Jersey. This item can be shipped to United States.