C Diminished Seventh Guitar Arpeggio
Guitar arpeggio — fretboard diagram
C Diminished Seventh Arpeggio — Notes and Intervals
Notes: C, Eb, Gb, A
Intervals: 1P, 3m, 5d, 7d
Formula: WH-WH-WH
Number of notes: 4
Also known as: dim7, °7, o7
The C Diminished Seventh arpeggio contains 4 notes (C, Eb, Gb, A). Use the interactive fretboard diagram above to explore each arpeggio shape and pattern on Guitar. Practice ascending and descending from the root note across all strings to learn the sound of this arpeggio.
When to Use the C Diminished Seventh Arpeggio
Play the C Diminished Seventh arpeggio whenever a C Diminished Seventh chord appears in a progression. Unlike scales (which include passing tones), arpeggios guarantee every note you play IS a chord tone, making your solo sound harmonically precise and intentional.
Arpeggio vs. Scale
The C Diminished Seventh arpeggio uses 4 notes (C, Eb, Gb, A) while the full scale uses 7. The arpeggio is a subset — think of it as the skeleton of the scale. Practice alternating between the arpeggio and the full scale to develop a melodic vocabulary that mixes chord tones with passing tones.
How to Play C Diminished Seventh Arpeggio on Guitar
Root your C Diminished Seventh arpeggio at fret 8 on the 6th (low E), or alternatively at 3rd fret on the A string. This 4-note arpeggio (C, Eb, Gb, A) benefits from economy picking, combining sweep and alternate picking motions. Practice isolating two-string pairs to build coordination before linking the full shape.
The C Diminished Seventh arpeggio creates a tense, unstable sound built from minor thirds. It works over Cdim, Cdim7, Cm7b5 chords and is often used as a passing device to create dramatic tension before resolving to a stable chord.
Practice Routine — Exercises for Playing
Play the C Diminished Seventh arpeggio as whole notes over a backing track or drone on C. Focus on intonation and tone quality for each of the 4 notes (C, Eb, Gb, A). After a few passes, begin improvising short melodic phrases built from these arpeggio tones, connecting them with passing notes.
Guitar Tips
On guitar, practice the C Diminished Seventh arpeggio using sweep picking across all six strings. Start with downstrokes ascending and upstrokes descending at a slow tempo, keeping each note separated rather than blurred. Mute unused strings with your fretting hand to keep the sound clean.
Related Resources
- Harmonize C Diminished Seventh
- Browse Chord Progressions
- Interactive Circle of Fifths
- C Diminished Seventh on Bass
Explore C Diminished Seventh in Other Tunings
- C Diminished Seventh in Drop D (E-B-G-D-A-D)
- C Diminished Seventh in DADGAD (D-A-G-D-A-D)
- C Diminished Seventh in Open G (D-B-G-D-G-D)
- C Diminished Seventh in Baritone (B Standard) (B-F#-D-A-E-B)
- C Diminished Seventh in 7-string (E-B-G-D-A-E-B)
- C Diminished Seventh in 8-string (E-B-G-D-A-E-B-F#)
- C Diminished Seventh in Drop C (D-A-F-C-G-C)
- C Diminished Seventh in Drop B (C#-G#-E-B-F#-B)
- C Diminished Seventh in Open D (D-A-F#-D-A-D)
- C Diminished Seventh in Half Step Down (Eb-Bb-Gb-Db-Ab-Eb)
- C Diminished Seventh in Open E (E-B-G#-E-B-E)
- C Diminished Seventh in Open A (E-C#-A-E-A-E)
- C Diminished Seventh in Double Drop D (D-B-G-D-A-D)
- C Diminished Seventh in Open C (E-C-G-C-G-C)