Lovely 19th century emerald and diamond cluster engagement ring, with 0.64cts of Columbian old mine material 8mm x 4.3mm cushion cut surrounded by 0.50cts of charming clean white old cut diamonds. Head size 9.5mm x 13mm. Notice intense vibrant colour and charming old cuts. Excellent condition. Trefoil shoulders. Hallmarked later 18ct. English circa 1870. Currently finger size N 1/2 (U.S 7)