Spark a chemical reaction with a sophisticated interpretation of our body's "happiness" compound, serotonin. When our brains experience an increase in this neurotransmitter, research shows we experience a mood boost. The modern pendant, designed by Emily Ball, is cast in sterling silver, features the molecule's makeup in a subtle imprinted pattern, making it an eye-catching conversation piece for anyone who knows there's a science to style. 18" sterling silver chain with a 2" extender. Made in Bellmore, New York.