G Diminished Seventh Chord

Also known as:
G Diminished 7th , Gdim7 , Go7

The G Diminished Seventh Chord has a diminished quality which is made by stacking minor Third intervals creating a minor Third, a diminished (lowered or flattened) Fifth that together produce a dark, tense sound. G Diminished Seventh Chord contains the notes G, B, D, F. The G Diminished Seventh Chord is a Seventh type chord which means it consists of a Triad (the Root G, the Third B, and the Fifth D) and the Seventh F.

Below you will find the G Diminished Seventh Chord notes, notation, degrees, intervals, related scales and chords, and more.


G, B, D, F





G > G0Perfect Unison (P1)
G > B3minor 3rd (m3)
G > D6Diminished 5th (d5 or Tritone)
G > F9Diminished 7th (d7)

Scales related to G Diminished Seventh Chord

Same Spellings

Scales that include all of the notes of the G Diminished Seventh Chord.

viio Chord of A Harmonic Minor Scale

iiio Chord of E Phrygian Dominant Mode

Different Spellings

Chords related to G Diminished Seventh Chord

If you want to learn what chords are and much more, check out our free Fundamentals of Music Theory course. If you already know some of the basics, you can jump straight into the chords lesson.

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