Sice the early 1900's, art-deco has been a prominent design style. In fashion, architecture, and visual design, art-deco is a lasting inspiration to artists off all types. These London Topaz designs capture the elements of the art-deco trend and turn you into a work of art. 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. 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.