G♭ Diminished
::
G♭
A
C
E♭
B♭
G♭
D♭
A♭
E♭
G♭
♭3
♭5
⬤
G♭
♭3
G♭
⬤
♭5
⬤
G♭
⬤
♭3
♭5
♭3
⬤
⬤
G♭
♭3
⬤
♭5
♭5
⬤
G♭
♭3
♭5
⬤ ⬤
G♭
⬤ ⬤