We have many kinds of sterling siver beads in different shape. The hole of the beads is about 4.5mm. You can choose the color of the stones. Make your own system.

Wholesale handcraft lampwork glass beads, Silver foil lampwork glass beads, gold foil lampwork beads, silver core lampwork beads, alloy core lampwork beads, big hole beads in any shape and size. All made in hand and in good quality. And can make them as your inquiry. http://www.uninice.com .