Deakin & Francis Cufflinks Sterling Sliver Royal Blue & Clear Oval L0765S0216. Here at Deakin & Francis we are masters in the art of vitreous enamelling, dating back to the Pharaohs, this is a highly specialised, hand skill.mThese Sterling Silver oval cufflinks have been attractively hand-enamelled in royal blue and clear enamel for a striking finish. With a small domed oval spring link fitting and a full set of Deakin & Francis hallmarks for authenticity, these are true, classic cufflinks to last a lifetime.