Ddim7 chord with D Diminished Half-Whole scale

Pairing the Ddim7 chord (Dim7) with the D Diminished Half-Whole scale: formulas, fretboard voicings and the practical context for soloing, improvisation and songwriting.

Ddim7 chord formula

Interval formula: 1 b3 b5 bb7. A diminished 7th — four notes stacked in minor thirds. A tense, symmetric chord that pulls to a resolution.

D Diminished Half-Whole scale formula

Formula: 1 b2 #2 3 #4 5 6 b7. Classification: symmetric.

Fretboard voicings for Ddim7

Curated Ddim7 shapes that sit naturally inside the D Diminished Half-Whole scale.

XXbb71b3b589101112
Ddim7 — Drop 2, root on 6th string, frets 8–12
XXbb71b5b334567
Ddim7 — Drop 2, root on 5th string, frets 3–7
XXOO1bb7b5b312
Ddim7 — Drop 2, root on 4th string, frets 0–2

Other scales for Ddim7

Compare how the same chord behaves over other compatible modes.

Related pages