the openwork oval cluster head with a round brilliant cut diamond frame by six spaced smaller old brilliant cut diamonds with radiating curved of calibre cut rubies, outer border of single cut diamonds and around the gallery further shannel of calibre cut rubies, scroll pierced under gallery, trifurcated shoulder with diamond set foliate detail, reeded shank, the stones all millegrain set and mounted in platinum Length 1.7cm / 5/8''
Width 1.5cm / 9/16'' Weight: 5.5g
Late 19th century five stone ruby ring, c.1890, the graduated cushion cut Burma rubies, approximately 4.10cts, with eight rose cut diamond points in between, to a pierced and scroll engraved gallery, fluted shoulders, mounted in 18ct gold, stamped '18CT', accompanied by GCS report no. 5776-4880 giving a Burma origin opinion for the rubies and that they show no evidence of heat treatment