A group of early 20th century gem-set bar brooches, the first, a square-cut emerald, mounted within an openwork plaque, set throughout with single-cut diamonds to the plain polished bar, the second, designed as a line of single-cut diamonds to the similarly-set finial, with baguette-cut diamond detail, emerald brooch signed H. Bros for Hardy Brothers, emerald weighing approximately 0.50 carat, diamonds approximately 0.36 carat total, mounted in 18 carat white gold and platinum. Length 4.5 cm, diamonds approximately 0.50 carat total, mounted in platinum. Length 5.5 cm