G♯dim7, diminished seventh chord
G♯, B, D and F
- Root
- G♯
- Minor third
- B
- Diminished fifth
- D
- Diminished seventh
- F
Formula
1 ♭3 ♭5 𝄫7 (3, 6, 9 half steps above G♯)
Fingering in root position
| Notes | G♯ | B | D | F |
|---|---|---|---|---|
| Right hand | 1 | 2 | 3 | 5 |
| Left hand | 5 | 3 | 2 | 1 |
G♯ diminished 7 inversions
G♯ diminished 7 has 3 inversions. Each one keeps the same notes and puts a different one at the bottom, so your hand can stay close to the chord before or after it.
G♯dim7
Root position
| Notes | G♯ | B | D | F |
|---|---|---|---|---|
| Right hand | 1 | 2 | 3 | 5 |
| Left hand | 5 | 3 | 2 | 1 |
G♯dim7/B
First inversion
| Notes | B | D | F | G♯ |
|---|---|---|---|---|
| Right hand | 1 | 2 | 3 | 5 |
| Left hand | 5 | 3 | 2 | 1 |
G♯dim7/D
Second inversion
| Notes | D | F | G♯ | B |
|---|---|---|---|---|
| Right hand | 1 | 2 | 3 | 5 |
| Left hand | 5 | 3 | 2 | 1 |
G♯dim7/F
Third inversion
| Notes | F | G♯ | B | D |
|---|---|---|---|---|
| Right hand | 1 | 2 | 3 | 5 |
| Left hand | 5 | 3 | 2 | 1 |
Keys with G♯ diminished 7
Roman numerals give a chord's place in a key: capitals for major chords, small letters for minor, ° for diminished. G♯ diminished 7 appears as:
- vii°7 in A minor
How G♯ diminished 7 is built
G♯ is the root, B the minor third, D the diminished fifth and F the diminished seventh.
A diminished seventh chord stacks three minor thirds, so every note is 3 half steps from the next. That symmetry means G♯ diminished 7 uses the same four keys as B diminished 7, D diminished 7 and F diminished 7.
Every chord takes every other letter of the alphabet, so the letters of G♯ diminished 7 are G, B, D, F. That is why it is spelled G♯, B, D and F.
Find G♯ diminished 7 yourself
Without looking at the diagrams, find the chord on the keyboard, then each inversion. Saying the notes out loud as you tap them helps them stick.
Step 1 of 4
Tap the notes of G♯ diminished 7, in any octave and any order.
Practice G♯ diminished 7 in real music
MasterPiano gives you new music to read at your level and listens as you play, through a MIDI keyboard or your device's microphone, marking each note right or wrong.
Start freeQuestions
What notes are in the G♯ diminished 7 chord?
G♯ diminished 7 (G♯dim7) has four notes: G♯, B, D and F. G♯ is the root, B the minor third, D the diminished fifth and F the diminished seventh.
What fingers do you use for G♯ diminished 7 on piano?
In root position, play G♯, B, D and F with right hand fingers 1, 2, 3 and 5 (thumb, index finger, middle finger and little finger) and left hand fingers 5, 3, 2 and 1. The fingers change a little in each inversion; every inversion on this page shows its own.
What are the inversions of G♯ diminished 7?
G♯ diminished 7 has 3 inversions, one for each note other than the root at the bottom. First inversion (G♯dim7/B): B, D, F and G♯. Second inversion (G♯dim7/D): D, F, G♯ and B. Third inversion (G♯dim7/F): F, G♯, B and D.
What key is G♯ diminished 7 in?
G♯ diminished 7 appears as vii°7 in A minor.