raised in a line border of old single cut diamonds, to a lozenge shaped outer cluster, the ground set with fancy calibre cut emeralds giving a petal and scalloped frame, outer border of old double-eight and single cut diamonds, open cut down collet set in platinum, hung landscape on a later 18ct white gold tracelink chain necklace, approximately 1.05cts of diamonds in all, accompanied for the main emerald by SSEF report no. 151790 giving a 2.929ct weight, Colombian origin opinion and that is shows minor oil treatment, Length 2.7cm / 1 1/8''
Width 2.5cm / 1''
Principal emerald 8.93 x 7.72 x 5.55mm Weight: 10g
Large early 20th century diamond set articulated openwork oval brooch-pendant, c.1905, possibly French, featuring a knifebar lattice with central yellow diamond, of approximately 0.65ct, in white diamond flowerhead cluster,