The G# Diminished Chord

The G#mb5 chord is a diminished triad. They are mainly used as substitutes for dominant seventh chords, or as a second scale degree in a minor key or minor cadence.

Fingering the G#mb5 Chord

• Use your middle finger on the 4th fret of the low E string
• Place your ring finger on the 4th fret of the G string
• Put your index finger on the 3rd fret of the B string
• Place your pinky on the 4th fret of the high E string
• Strum all the strings together, but mute the A and D string with your middle finger

Chord Attributes

• Intervals: 1 – b3 – b5
• Notes: G# – B – D
• Chord Symbols: G#mb5, G#o, G#dim