G Diminished
::
G
B♭
D♭
⨉
A
E
C
G
G
♭3
♭5
⬤
G
♭3
⬤
♭5
⬤
⬤
♭3
♭5
⬤
G
⬤
⬤
♭5
⬤
G
♭3
⬤ ⬤
G
⬤ ⬤
B♭
G♭ Major 7th (♭5)
::
G♭
B♭
C
F
⨉
A
E
C
G
♭5
3
7
G♭
⬤
♭5
3
⬤
⬤
7
♭5
⬤
3
G♭
⬤
⬤
7
♭5
⬤
G♭
⬤
3
7
G♭
⬤ ⬤
♭5
⬤ ⬤