Called a caduceus, this is a symbol of Hermes also called 'wand or Hermes', sits on a pentagram.
Hermes is the Greek Messenger of the Gods, guides souls to afterlife, patron of travelors, poets, literature, sports, trade & commerce. Associated with the Roman god Mercury.
The pentagram symbolizes the four elements and the spirit, and can be used for many kinds or magick, such as protection & prosperity. Sterling silver, 3/4" wide.