Silver ring, I think London or Birmingham 1983 from the hallmark. Makers Mark is AJS but I cant find an AJS from around that time Does anyone have any ideas? I'd be interested to know a bit more about it. https://photos.app.goo.gl/wNRDJKeGkaBbiRD36 https://photos.app.goo.gl/dB29xFRZUQjwT2or9 https:/...