| Major Seventh | C♯M7 [C♯-E♯-G♯-B♯(C)] |
| Dominant Seventh | C♯7 [C♯-E♯-G♯-B] |
| minor Seventh | C♯m7 [C♯-E-G♯-B] |
| half-diminished Seventh | C♯Ø7 or C♯7♭5 [C♯-E-G-B] |
| fully-diminished Seventh | C♯O7 [C♯-E-G-B♭] |
| diminished Major Seventh | C♯OM7 [C♯-E-G-B♯(C)] |
| minor-Major Seventh | C♯mM7 [C♯-E-G♯-B♯(C)] |
| Augmented Seventh or Dominant 7♯5 | C♯+7 or C♯7♯5 [C♯-E♯-Gx(A)-B] |
| Augmented-Major Seventh | C♯+M7 or C♯M7♯5 [C♯-E♯-Gx(A)-B♯(C)] |
| ♭ ← | * | → ♯ |
|---|---|---|