G diminished piano chord - Gdim
The G diminished chord is a 3-note chord consisting of the notes G, Bb and Db.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Gdim.
Interactive piano diagram for the G diminished chord
G diminished piano chord chart image
In case you prefer a non-interactive variant of the chord chart, we've embedded a PNG image below that shows
the notes for the the Gdim chord. Feel free to save or share the image as needed.