Three diamond-set brooches

Three diamond-set brooches
Comprising: a lapel brooch of geometric openwork design, set with single and baguette-cut diamonds, circa 1930, 2.7 cm long; a brooch of scrolling design, set to the centre with a brilliant-cut diamond collet, 2.5 cm long; and a panel brooch of openwork geometric design set with brilliant and single-cut diamonds, suspending a diamond and pearl tassel, to a flattened curb-link chain, 3.0 cm long, pearls not tested for natural origin