A perfect choice for yourself, or as a gift, our London Topaz stud earrings feature sturdy cast basket settings and beautiful sparkling gems. 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. Sapphire has always been associated with the sacred and divine. A sapphire pendant is said to bring serenity and purity to the wearer.