Download the major scale diatonic 7th chords in all 12 keys. A useful reference for understanding jazz harmony, chord qualities, and the chords built from each major scale degree. Each major scale contains seven diatonic 7th chords. They are used to create common progressions such as 251, 1625, and 36251 progressions.

Most chords you will come across in jazz piano will be one of these five types of chords and so it’s important to understand their function.