A perfect stone for nighttime wear, a black onyx pendant looks elegant and stylish in white or yellow gold. A sapphire is said to bring serenity and purity to the wearer. Wear a pink sapphire pendant for serenity and purity with a splash of fun and irreverence. Although a relatively new gem, alexandrite is said to bring pleasure and love. Wear a created alexandrite pendant to attract the man of your dreams.