Sky Blue Topaz Sterling Silver RingHandmade with love at Kacha Stones The bright and clean Sky Blue Topaz in a chunky textured sterling silver band. A one off handmade ring. UK: M 1 2 USA: 6. 5 EU: 52 1 2 Sky Blue topaz is celebrated for its lustrous blue, as clear and pure as a winter blue sky. High quality blue topaz like this is known for its transparency. It allows light to pass through with minimal scattering, resulting in a brilliant and lustrous appearance. Blue topaz is one of