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Gdim7

Dim 7 · G – B♭ – D♭ – F♭

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Guitar voicings

EADGBeGB♭F♭D♭
312020
EADGBeGB♭F♭D♭G
312023
EADGBeGB♭F♭B♭D♭
312320
EADGBeGB♭F♭B♭D♭G
312323

Piano

C4GC5F♭C6

About the Gdim7 chord

The Gdim7 chord (dim 7) is made up of 4 notes — G is the root, B♭ the minor third, D♭ the diminished fifth and F♭ the diminished seventh. Four notes sit a minor third apart in a fully symmetrical stack, so it can slide anywhere.

On guitar, Gdim7 chords are most often played in open position: 312020. Let the open G and high E strings ring out. The diagrams above show 4 playable voicings in all.

Diminished seventh chords are symmetrical and restless, handy for dramatic passing motion.

Open Gdim7 in the interactive finder →

Common questions

What notes are in the Gdim7 chord?
The Gdim7 chord contains the notes G, B♭, D♭ and F♭.
How do you play Gdim7 on guitar?
A common open-position shape is 312020. The diagrams above show 4 playable voicings you can strum or hear.
What intervals make up the Gdim7 chord?
The Gdim7 chord is built from the root (G), a minor third (B♭), a diminished fifth (D♭) and a diminished seventh (F♭).

More than a chord chart

The chart above is just the start. Open Gdim7 in the finder to hear it on guitar and piano and browse every playable voicing side by side. Or switch to Name my chord — tap frets or keys and MobileChords identifies the chord you're playing, inversions and slash chords included.