Rosette ring of kt 18 gold with emerald and brilliants 0.56 ct

Vintage rosette ring of 18 kt gold adorned with a facet-cut emerald of 1.30 ct, surrounded by brilliant-cut diamonds of a total of 0.56 ct, Color: Wesselton (H), Clarity: SI-SI1, ring size 50.5 / 16.25 mm, indistinct stamp, acid tested to 18 kt gold, certificate banished. Has light traces of use.