These are rare old beautiful strand of African (European) Dogon Cobalt Blue Donuts mixed with Russian Blue Glass Trade Beads , These beads are blue glass in subtle colour and were found in Mali, It was used in African trade in the 1800's. These beads are in very good condition minor nicks due to age of the beads.
Measurement 27.5 inches long strand. 9-11 mm diameter average size bead.
These beads are hard to come by don't miss these great beads.