D Diminished :: D F A♭

G
D
A
E
D
♭5
♭3
♭3
♭5
D
♭5
D
♭3
♭3
D
♭5
⬤ ⬤
D
⬤ ⬤
G♭ Minor 6th :: G♭ A D♭ E♭

G
D
A
E
♭3
6
♭3
G♭
G♭
5
♭3
5
6
♭3
6
G♭
5
G♭
5
6
⬤ ⬤
♭3
⬤ ⬤