G Diminished 7th
Gdim7 is made of 4 notes: G, Bb, Db and Fb (E). Here it is in root position, with G at the bottom.
Inside Notley Piano: all the inversions of Gdim7, fingering for both hands, a play button, and practice that helps you remember it.
| Note | Degree | Interval from G |
|---|---|---|
| G | 1 | root |
| Bb | b3 | minor 3rd |
| Db | b5 | diminished 5th |
| Fb (E) | bb7 | diminished 7th |
A diminished 7th chord stacks three minor 3rds. It sounds dramatic and spooky, and every note is the same distance apart, so the same shape repeats every three frets.