Antique Irish harp locket set with emeralds in yellow and green gold

Antique Irish harp locket set with emeralds in 15kt yellow and green gold. An oval locket decorated to the front exterior with a carved harp motif set with three old cut emeralds, surrounded carved green gold shamrock motifs and textured gold, the reverse exterior engraved to the centre with the initials 'H.D.' with flower and decorative leaf motifs, the hinged locket opens to reveal two original photographs of a bearded gentlemen and a stern lady with braided hair, fitted to top with a circular bale.