Never more popular, dangly earrings are not just for diamonds anymore. Browse our selection of dangly and drop London Topaz earrings and make a fashion statement! Blue Topaz is known as the gem that has the power to improve one’s communication skills. A blue topaz pendant may make you a more eloquent and confident speaker. Topaz is known as the gem that has the power to improve one’s communication skills. A white topaz pendant may make you a more eloquent and confident speaker.