Vever, a sapphire and diamond brooch, early 20th century, of bar design

Vever, a sapphire and diamond brooch, early 20th century, of bar design, centring on a step-cut sapphire weighing 4.93 carats, between three circular-cut diamonds at each side, mounted in gold, length 7cm, numbered 3492, French assay marks for 18ct gold, French maker's mark for Vever

Accompanied by SSEF report no. 129040, dated May 16th 2023, stating that the rectangular-cut sapphire weighing 4.93 carats is of Kashmir origin, with no indications of heat treatment