G♯ Diminished Major 7th

Notes: G♯ – B – D – F♯♯
Degrees: 1 – ♭3 – ♭5 – 7Also written: G♯dim(maj7), G♯°M7Raise B to B♯ and it is G♯maj7♭5; raise D to D♯ and it is G♯m(maj7). G♯ and F♯♯ do not move.

The G♯ Diminished Major 7th chord is a four-note chord made up of G♯, B, D, and F♯♯.

G♯ Diminished Major 7th chord: G♯, B, D, F♯♯

It is built from a root, minor third, diminished fifth, and major seventh.

A diminished triad with a major 7th: rare and unstable, used for chromatic color in jazz.

A♭ Diminished Major 7th

This is the same chord as A♭ Diminished Major 7th: the same keys on the keyboard, spelled with flats.

Open A♭ Diminished Major 7th What are enharmonics?

Construction

G♯ Diminished Major 7th = Root + Minor 3rd + Diminished 5th + Major 7th = G♯, B, D, F♯♯

Note	Interval	Degree
G♯	Root	1
B	Minor 3rd	♭3
D	Diminished 5th	♭5
F♯♯	Major 7th	7

How to Play the G♯ Diminished Major 7th

Right Hand (RH)

Place your right hand over the keys with the thumb on the root. Use the fingering: 2 – 3 – 4 – 5

Left Hand (LH)

For the left hand, start with your pinky on the root. Use the fingering: 5 – 4 – 3 – 2

G♯ Diminished Major 7th : Frequently Asked Questions

What is the G♯ Diminished Major 7th chord on piano?

The G♯ Diminished Major 7th chord contains the notes G♯ – B – D – F♯♯. On piano, play these notes together to sound the chord.

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