Guitar chord · Triads

G diminished chord on guitar

×3G1B♭G2D♭4G

31x023 · Open position
All 6 shapes, tab & fingering ↓

6 ways to play Gdim on guitar, with finger positions, tabs and step-by-step instructions.

Tense and unstable — it usually wants to resolve up by a half step.

Gdim is the vii° chord in A♭ major. In minor keys: ii° in F minor.

Notes
GB♭D♭
Formula
1♭3♭5
Built from
root · minor 3rd · diminished 5th

Guitar

Standard tuning (E A D G B E) · 6 voicings · E string on the left · Other tunings →

×3G1B♭G2D♭4G

How to play it · Open position

  1. 6th string (low E): 3rd fret, ring finger (3) G
  2. 5th string (A): 1st fret, index finger (1) B♭
  3. 4th string (D): don’t play — mute it
  4. 3rd string (G): play open G
  5. 2nd string (B): 2nd fret, middle finger (2) D♭
  6. 1st string (high E): 3rd fret, pinky finger (4) G

Tablature

e|--3---|
B|--2---|
G|--0---|
D|--x---|
A|--1---|
E|--3---|

Top line is the high E string. x = don’t play, 0 = open string.

Every Gdim note on the guitar neck

Bright dots are the selected voicing — the rest are other places you can find the same chord tones.

EADGBe123456789101112131415R♭3♭5R♭3♭5R♭3R♭3♭5R♭3♭5R♭3♭5R♭3♭5R♭3♭5R

Tips for playing Gdim on guitar

On guitar, Gdim has an open-position shape, 31x023, using four fingers alongside the open strings. Don’t strum the D string.

Gdim guitar chord diagram (G diminished)
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