Although not technically a seventh chord, this colorful, less dissonant alternative to a Minor 7 Chord sometimes serves a similar function and sounds just right for jazz ballads and slow Latin tunes…
minor 7 chord voicings
For a full, but simple and open sound, trying voicing the Minor Seventh Chord as a 1 and 5 (a perfect 5th) in the left hand and the definitive tones b3 and b7 (that also form a perfect fifth) in the right…
A standard way to get a jazzier sound is to add “color tones” to the basic seventh chord. A commonly-used color tone is the “9” (or “2” if you like)…