G#dim7 chord on piano

G Sharp Diminished Seventh, also written Abdim7. Notes: G#, B, D and F.

G#dim7 piano chord, root positionBC4DFC5G#
Root position. Tap any key to hear it.

How to play G#dim7

  1. Find G# just below middle C. That is the root.
  2. Add B, D and F above it, skipping the keys in between.
  3. Right hand fingering: 1-2-3-5. Left hand: 5-3-2-1.

Notes

G#root
Bb3 · minor third
Db5 · diminished fifth
Fbb7 · diminished seventh

G#dim7 inversions

An inversion moves the lowest note up an octave. Same notes, smoother jumps between chords.

G#dim7 Root positionBC4DFC5G#

Root position

G# · B · D · F
G#dim7 1st inversionBC4DFC5G#

1st inversion

B · D · F · G#
G#dim7 2nd inversionC4DFBC5G#

2nd inversion

D · F · G# · B
G#dim7 3rd inversionC4FBC5DG#

3rd inversion

F · G# · B · D

Notes and theory

G#root
Bb3 · minor third
Db5 · diminished fifth
Fbb7 · diminished seventh

The diminished seventh is built entirely from minor thirds, so it repeats every three frets. It is a dramatic passing chord. The formula is 1 b3 b5 bb7, and you will also see it written as G#°7 and G#o7.

More G# chords

All G# piano chords

diminished seventh chords in every key

Questions

What notes are in the G#dim7 chord?

G#dim7 (G sharp diminished seventh) is made of four notes: G# (root), B (minor third), D (diminished fifth) and F (diminished seventh).

How do you play G#dim7 on piano?

Play G#, B, D and F together. With the right hand use fingers 1-2-3-5; with the left hand use 5-3-2-1.

What are the inversions of G#dim7?

Root position: G# B D F. 1st inversion: B D F G#. 2nd inversion: D F G# B. 3rd inversion: F G# B D.

What does a diminished seventh chord sound like?

The diminished seventh is built entirely from minor thirds, so it repeats every three frets. It is a dramatic passing chord.