James Jewellery, 30 Church Street
Jewellers on Church Street.
According to an advertising flyer from October 2012 photo, they also buy scrap gold and do jewellery repairs.
According to a photo on Flickr, as of c. 1985 the premises were occupied by a betting shop called Mecca Bookmakers (most easily visible at original size).
Existence last checked in May 2017.
OS X co-ord: 532184 OS Y co-ord: 165541 (Latitude: 51.373546 Longitude: -0.102298)