C diminished 7th chord on guitar (Cdim7)

C diminished 7th is played at the 1st fret as × 3 1 2 1 2: barre your index finger across fret 1, pinky finger on the A string at fret 3, middle finger on the G string at fret 2 and ring finger on the high e string at fret 2. The low E string stays muted.

Tip — The 1st fret barre requires the index finger to fret the D and B strings cleanly while the pinky reaches the 3rd fret on the A string.

C diminished 7th is played at the 2nd fret as × 3 4 2 4 2: barre your index finger across fret 2, middle finger on the A string at fret 3, ring finger on the D string at fret 4 and pinky finger on the B string at fret 4. The low E string stays muted.

C diminished 7th is played at the 7th fret as 8 9 7 8 7 ×: barre your index finger across fret 7, middle finger on the low E string at fret 8, pinky finger on the A string at fret 9 and ring finger on the G string at fret 8. The high e string stays muted.

C diminished 7th is played at the 8th fret as 8 9 10 8 10 8: barre your index finger across fret 8, middle finger on the A string at fret 9, ring finger on the D string at fret 10 and pinky finger on the B string at fret 10.

C diminished 7th is played at the 10th fret as × × 10 11 10 11: index finger on the D string at fret 10, ring finger on the G string at fret 11, middle finger on the B string at fret 10 and pinky finger on the high e string at fret 11. The low E and A strings stay muted.