G half-diminished piano chord
The G half-diminished chord, written Gm7♭5, on a keyboard. Its notes are G – B♭ – D♭ – F — free to print or download below.

Notes in the G half-diminished chord
The G half-diminished chord is built from the root, a minor third, a diminished fifth and a minor seventh, giving the notesG – B♭ – D♭ – F. On the keyboard diagram those keys are shaded so you can see the shape at a glance.
How to play the G half-diminished chord
- Find the notes. The G half-diminished chord uses the notes G – B♭ – D♭ – F. Locate each one on your keyboard using the diagram above.
- Place your fingers. In root position, play G – B♭ – D♭ – F together — thumb on the lowest note and the remaining fingers on the notes above.
- Play it as a block or broken. Play all the notes at once for a solid chord, or one after another for an arpeggio.
G half-diminished chord — frequently asked questions
What notes are in the G half-diminished chord?
The G half-diminished chord (Gm7♭5) is made up of the notes G – B♭ – D♭ – F — the root, a minor third, a diminished fifth and a minor seventh.
What is the chord symbol for G half-diminished?
It is written as Gm7♭5. On a lead sheet or chord chart you would see "Gm7♭5" above the stave.
Is the G half-diminished chord diagram free to print?
Yes — print it or download the PDF or PNG for free, with no account or sign-up.