A little cufflink conversion - we have taken a pair of 1970s sunburst cufflinks and added an old cut diamond to the centre, and a recycled gold 6mm jump ring. 
They catch the light wonderfully. 
Full UK hallmark for 9ct gold, London 1971
Weight approx 1.57g 
Total drop approx 23mm
Width approx 16mm
Diamond 0.035ct 
Excellent vintage condition