Ruby & Sapphire · Microfaceted · Round · 2mm, 3mm, 4mm

Note: The photos are of the 4mm size, which has more grey sapphire beads than the other sizes. Please look closely at the size comparison photo prior to purchasing. Strand Length: approx. 15.5 inches. 100% natural ruby & sapphire beads! Ruby and Sapphire are both forms of corundum, which is a type of aluminum oxide. Corundum has a specific gravity about 4g/cm3, meaning that is is approximately 50% heavier than quartz. Ruby is the birthstone of July, and Sapphire is the birthstone of September. View the Sapphire Beads Full Collection.