The C Diminished Arpeggio contains the following notes:

C – Eb – Gb

C Diminished Arpeggio CAGED Positions

Here are the 5 CAGED positions for the Ab diminished arpeggio on the guitar (notes and tabs).

1st Position (lowest fret is 1):

Diminished-Arpeggio-Frets-Key-C-Pos-1-Shape-3
Diminished-Arpeggio-Notes-Key-C-Pos-1-Shape-3

2nd Position (lowest fret is 2):

Diminished-Arpeggio-Frets-Key-C-Pos-2-Shape-4
Diminished-Arpeggio-Notes-Key-C-Pos-2-Shape-4

5th Position (lowest fret is 5):

Diminished-Arpeggio-Frets-Key-C-Pos-5-Shape-5
Diminished-Arpeggio-Notes-Key-C-Pos-5-Shape-5

8th Position (lowest fret is 8):

Diminished-Arpeggio-Frets-Key-C-Pos-8-Shape-1
Diminished-Arpeggio-Notes-Key-C-Pos-8-Shape-1

10th Position (lowest fret is 10):

Diminished-Arpeggio-Frets-Key-C-Pos-10-Shape-2
Diminished-Arpeggio-Notes-Key-C-Pos-10-Shape-2

Further Reading: