A natural pearl and diamond ring, late 19th/early 20th century, of cluster design, centring on a

A natural pearl and diamond ring, late 19th/early 20th century, of cluster design, centring on a natural pearl, within a border of circular-cut diamonds, to shoulders set with smaller circular-cut diamonds, mounted in silver and gold, size Q, Russian 56 zolotnik mark for 14ct gold

Accompanied by GCS report no. 5783-1445, stating that the pearl measuring 7.7 x 7.8 x 5.2mm is natural, saltwater