Viking period bronze spiral ring, dating C. 10th-12th century AD. Has a beautiful green patina. Inner diameter: 18 mm US ring size: 8 Weight: 4,7 g Provenance: Private Netherlandic collection till the 1970s. Since the 1970s in private British collection of E.P. Was bought by the current owner in 2019 in London, from C.E., who had owned the item since 2012. Certificate of Authenticity in PDF will be sent upon request. We do our best to ensure that our photos are as true to color as possible. However, due to photographic lighting sources, and inconsistencies of various monitor settings, we cannot guarantee that the color you see accurately portrays the true color of the product.