Ribchester - based on a melon bead found at the Roman fort of Ribchester A silverplated bangle with a focal bead based on a cobalt blue melon bead found at Ribchester Roman fort, with matching accent beads. £12.00 At the moment, we are self-isolating, and unable to process or post orders. Thank you for your patience. A lovely bangle with one focal melon bead in cobalt blue glass and two cobalt blue glass barley twist beads, accented by two ribbed melon silvertone beads. The medium-sized bangle is silver plated over copper and measures approximately 19cm/7 inches.