AN ANTIQUE SAPPHIRE AND DIAMOND BROOCH

in 18ct gold and platinum, set with a central marquise cut sapphire, to a stylised design set with old mine cut diamonds, suspending a pear cut sapphire drop, the sapphires totalling c.1.24 carats, secured with a pin clasp, no assay marks, c.3.4cm, (c.4.3g)