Leading-tone diminished seventh to minor
The diminished-seventh root lies a semitone below the destination tonic. Its tones come from that tonic’s harmonic minor scale.
Guitar chord companion
G Diminished 7 Chord
Learn the G Diminished 7 chord on guitar with chord tones, intervals, and interactive fretboard shapes.
1Gb3Bbb5Dbbb7Fb
Playable G Diminished 7 Chord voicings
Start with these chord-box shapes, then use the full fretboard below to see every chord tone.
G shape, open position
Low to high strings: 3 1 x 3 2 0
E shape, fret 3
Low to high strings: 3 4 5 3 5 3
D shape, fret 5
Low to high strings: x x 5 6 5 6
C shape, fret 8
Low to high strings: x 10 8 9 8 9
A shape, fret 10
Low to high strings: x 10 11 x 11 12
Full fretboard map
Every G Diminished 7 Chord chord tone across the neck, with roots highlighted for quick orientation.
Frets 0–24. Select a position or tap a note to hear it.
CAGED
Progression examples using G Diminished 7
Try these progressions to hear the harmony in context. On bass, outline each chord with individual target tones.
Borrowed diminished seventh to major
Borrow the leading-tone diminished seventh from the destination tonic’s parallel harmonic minor, then resolve into the major chord.
Chord Tones
| Degree | Interval | Note |
|---|---|---|
| 1 | Root | G |
| b3 | m3 | Bb |
| b5 | d5 | Db |
| bb7 | d7 | Fb |
Scales Containing the Complete Formula
Complete Formula
1 – b3 – b5 – bb7
Compound degrees retain their names: 9, 11, and 13 are extensions. A voicing may place their pitches in a closer register.