I would say this is definitly a more unisex style. Gorgeous chunk of black tourmaline, attached to a 20" black felt cord. Antique patina added to metal.
 
Black Tourmaline- One of the most powerful stones to repel negativity and protect the aura. Absorbs and transmutes EMF. Acts as a shield, absorbing and transmuting psychic attacks, negative thoughts from others, spirit possessions and all negative energy. Heals fear and panic, bringing a sense of safety and security. Enhances the ability to remain centered and grounded in the body. Provides and increases one’s physical vitality, emotional stability, mental clarity, and memory.