Sapphire Candy Crush Fractal

From the Manufacturer:

Donut shaped bead with added faceting to capture the light. This is an opaque glass bead with a medium Cornflower Blue base finished with a swirl of a jewel toned Sapphire Blue. All our glass beads are made with the highest quality glass, sourced from all over the world. All our beads have a silver core with a 5 mm hole that fits all European bead brands. Our cores are marked with E925. This logo stands for Elfbeads and sterling silver 925. If you want to be sure if your bead is an original Elfbeads, you can check the logo in the core.