Jazz
Passing Diminished Progression (Imaj7–♯Idim7–IIm7–♯IIdim7) Chord Progression
Imaj7-♯Idim7-IIm7-♯IIdim7. Chromatic passing diminished 7ths.
- jazz
- diminished
- chromatic
- rhythm-changes
Roman numerals
- Imaj7
- ♯Idim7
- IIm7
- ♯IIdim7
Roman numerals give each chord’s position relative to the key’s tonic, so the progression sounds the same in any key.
Chords by key
Key of C
Cmaj7 – Dbdim7 – Dm7 – Ebdim7
Key of G
Gmaj7 – G#dim7 – Am7 – A#dim7
Key of D
Dmaj7 – D#dim7 – Em7 – Fdim7