AN EARLY 20TH CENTURY EMERALD AND DIAMOND TWO-STONE RING

AN EARLY 20TH CENTURY EMERALD AND DIAMOND TWO-STONE RING
Set with cut-cornered rectangular emerald and diamond single stones, the diamond weighing approximately 5.52 carats, to a scroll gallery and plain hoop, circa 1925, ring size G

Accompanied by report no. 14272 dated 4th June 2017 from the Gem & Pearl Laboratory London stating that the emerald showed evidence of minor clarity enhancement, origin opinion: Colombia