29 O'Connell Street Lower Dublin John Brereton Jewellers | Online StoreDublin jewellers established in 1916. Specialists in diamond rings, engagement rings, & wedding rings. Free delivery over €500.Brereton Jewellers is a family-run business specialising in diamonds. Established in 1916 the business has three stores located in Dublin, Ireland. Our jewellery range includes diamond rings, engagement rings, silver jewellery, watches, and antiques. https://www.brereton.ie/