Will wearing these sterling silver four leaf clover post earrings boost your good luck? We can't say for sure. But, why take a chance. Pick up some today add them to your jewelry line to bring you and your business prosperity good luck. Shamrocks, or clovers, attract admirers with their bright green color and vibrancy. They are pure refreshing. And, according to Irish lore, the rare four leaf clover brings good luck. Each leaf stands for respect, wealth, love and health.