Swiss blue is a light and brilliant color of topaz. A poplular choice for many jewelry pieces, topaz is a very common gem in the jewelry trade. Often thought of as only being blue, topaz forms naturally in many colors including brown, yellow, green, orange, red, purple, and pink.

Topaz is not shy about its size, with the largest mined crystal weighing 596 pounds. Although it is mined in numerous countries, the world's major source for it is Brazil.