A woman dreaming she has a ring on her right hand means she is ready to make a lasting commitment.
The right side is the good and positive side; turning to the right, making a right-hand turn means the right path has been chosen.
Depth Psychology: Right is the symbol of conscious intentions, actions, energies, creativity, and ambition. Do you feel you have the “right” to something, are right about something, are standing on the “right side”? See Left.
What Does Right (as In Side, Turn, Etc.) Mean In Dream?