SCALE REFERENCE

G Diminished (Half–Whole)

G – G♯ – A♯ – B – C♯ – D – E – F1 b2 b3 3 #4 5 6 b7

Half then whole steps — the scale over a 7b9 chord, giving the b9, #9, #11 and 13. The other half of the octatonic pair.

Notes & degrees
G1G♯b2A♯b3B3C♯#4D5E6Fb7
NotesG, G#, A#, B, C#, D, E, F
StepsH – W – H – W – H – W – H – W (W = whole, H = half)
Also calledDominant Diminished
Piano
GBDEFG♯A♯C♯
Guitar & ukulele — every position (frets 0–12)
357912eEFGG♯A♯BC♯DEBBC♯DEFGG♯A♯BGGG♯A♯BC♯DEFGDDEFGG♯A♯BC♯DAA♯BC♯DEFGG♯EEFGG♯A♯BC♯DE

Root notes are red. The full map of the scale on the guitar neck; the common box patterns are groups of these notes.

357912AA♯BC♯DEFGG♯EEFGG♯A♯BC♯DECC♯DEFGG♯A♯BGGG♯A♯BC♯DEFG

The same scale on a ukulele in standard G–C–E–A tuning.

Other scales on G

Core scales & modes

G MajorG Natural MinorG Harmonic MinorG Melodic MinorG DorianG PhrygianG LydianG MixolydianG Locrian

Pentatonic & blues

G Major PentatonicG Minor PentatonicG BluesG Major Blues

Jazz & altered

G Harmonic MajorG Phrygian DominantG Lydian DominantG AlteredG Bebop Dominant

Symmetric

G Whole ToneG Diminished (Whole–Half)G Augmented Scale

World & exotic

G Hungarian MinorG Double Harmonic MajorG Neapolitan Minor
Diminished (Half–Whole) on another root
CC♯D♭DE♭D♯EFF♯G♭GA♭G♯AB♭A♯B
Keep exploring

See the diatonic chords with audio in the Scale & Chord Finder, find where a key sits among the others on the Circle of Fifths, or start the free Cloud Atelier music guides.