A star sapphire and diamond brooch, early 20th century, set with a cabochon star sapphire weighing

£400 - £600 £630

A star sapphire and diamond brooch, early 20th century, set with a cabochon star sapphire weighing approximately 3.00 carats, within a platinum mount of foliate design with a Greek key border, set with two cushion-shaped diamonds totalling approximately 0.50 carats, length 4.4cm