Chord 4 Not (Seventh Chord)

Jenis Chord	Simbol	Rumus	Keterangan
Major Seventh	CM7	1 – 3 - 5 – 7
Minor Seventh	CM7	1 – b3 - 5 – b7
Dominant Seventh	C7	1 – 3 - 5 – b7
HalfdDiminished atau Minor Seventh Flat Five	Cm7b5	1 – b3 - b5 -b7
Diminished Seventh	Cdim7	1 – b3 -b5 – bb7	Nada ke – 7 ditangga nada mayor diturunkan 1 laras
Minor Major Seventh	CmM7	1 – b3 - 5 – 7
Minor Sixth	Cm6	1 – b3 - 5 – 6