Solomon's Seal (aka The Star of David, Hexagram) is a sigil used by King Solomon for magick (it was engraved in his ring).
It is now used as a Jewish symbol (the Star of David).
Solomon's Seal is made up of the symbols for the four elements (fire, water, earth, and air) to create a symbol for the
fifth element, Spirit. Also used to represent all five combined elements. Branch of Magick: Mainly used for Alchemy.