http://www.alllick.com/collections/the-arrow-collection -*Dainty, polished jewelry ‘arrow’. Available in Silver, Gold, and Rosegold. An Arrow is a symbol that may mean protection, defense, movement, force, swiftness, sureness, direction and power. The Arrow is also believed to ward off evil spirits if pointed to the left. The popularity of the symbol quickly spread. It is a popular trend in jewelry today and can be seen on many celebrities as a stylish jewelry statement.
The Arrow symbolizes sin. The Hebrew word for sin literally refers to missing the "gold" at the center of a target, but hitting the target, i.e. error. Another interpretation would be projection (the psychological term).