10mm Black Onyx Beads

Big, bold and beautiful - black onyx 10mm beads with a luxurious high polish shine. Strung simply on a black cord with an adjustable feature that makes it fit every body perfectly.

Onyx is a variety of layered chalcedony that is comprised of parallel bands of black and/or white. It is a naturally occurring gemstone that has been used for centuries. Please see below for a size reference.