pagan: no it is a pagan pentacle
Wicca-Wiccans use the Pentacle to represent the 5 Wiccan Elements, Wind, Water, Earth, Fire, and Spirit.
Christianity-Christians wear the Pentacle as a representation of the 5 wounds of Jesus. The 5 wounds were inflicted to Jesus during his Crussifiction. Pentacles in Christian beleifs are used to make Demons run away, or protect the wearer from Satan.
Peganism-Pegans use the Pentacle depending on which Pegan God(s) they worship.
Guy 1:Hey dude, why are you wearing a Pentagram?
Guy2: I'm not, this is a Pentacle, the exact opposite.