To dream of diving in clear water, denotes a favorable termination of some embarrassment.
If the water is muddy, you will suffer anxiety at the turn your affairs seem to be taking.
To see others diving, indicates pleasant companions.
For lovers to dream of diving, denotes the consummation of happy dreams and passionate love.
Diving in a dream suggests that you are trying to “get to the bottom” of a current situation or feeling.
Water symbolizes the unconscious.
Thus, another interpretation for this dream may be that you are delving into your unconscious.
Finally, Freud thought that diving may have sexual connotations and represents intercourse.