Fine and rare example of a 17th Century Charles I memorial ring. Struck in gold with black

Fine and rare example of a 17th Century Charles I memorial ring. 'Struck in gold with black enamelled scrollwork to upper shank and a ribbed bezel enclosing under glass, a miniature enamel portrait of Charles I. 'These rings were worn as a sign of allegiance to the royalist cause after the execution in 1649 of the King