Viking silver beads from Tolsta/Torsta; Häsingtuna, Hälsingland, Sweden. (Historiska Museet)
Viking age / Scandinavian viking golden beads
Mehrfarbige Glasperlen Haithabu (Разноцветные Стеклянные Бусины Хедебю)
Viking Trade beads Bead Period XII (after 980 AD) Chart
Google Image Result for http://images-mediawiki-sites.thefullwiki.org/10/4/8/2/8206702532861204.jpg
Glass Beads, Birka, Sweden. Interpretation/Reconstruction: http://www.kjersti-martinsdottir.de/
Kievan Rus beads 12 century CE. Not Viking age, though some of the types overlap.
Rus Kievan beads 12th century. Interesting to see what the beads were like leading up to the 15th century.
Beads. From Birka I by Holger Arbman