Vintage Quinn Sterling Silver Double Sided Hinged Hoop Earrings 1980s

A vintage  pair of solid silver double sided hoop earrings with each earring consisting of a flared hinged hoop with a post fitting - marked 925 for Sterling silver and for Quinn of Schwäbisch Gmünd - total weight of the pair 14.9grms - overall dimensions 23 x 13mm - c.1980 Germany