Width approx. 10 - 28 mm, size approx. 19.25, weight 13.5 g. ODD (Odd Magnusson), Visby 1984. About the Birkaring: The ring is a grave find and has been discovered both on Gotland and in Birka, Sweden's oldest trading town (Björkö, Mälaren). Viking Age, 800-1100 AD.
Wear commensurate with age and use.