C Diminished 7th Guitar Chord

also known as Cdim7, C°7

  • make a barre on the eighth fret with your first finger across all six strings
  • your second finger goes on the ninth fret of the fifth string
  • your third finger goes on the tenth fret of the fourth string
  • your fourth finger goes on the tenth fret of the second string
Diagram of a C diminished 7th guitar barre chord at the 8 fret

Notes in a C Diminished 7th Guitar chord

Root : C

Minor 3rd : D#

Tritone : F#

6th : A