As a talking bird, the raven also represents prophecy and insight. Ravens in stories often act as psychopomps, connecting the material world with the world of spirits.
The meaning of Black diamond is transcendence. The gemstone has been symbolized as power and authority and it has been thought to have a mystic power. Black diamond also symbolizes charisma. ... Diamond is used as a wedding ring due to the hardest natural material. It symbolizes eternal, flawless, and unchanging love.