Lot 554 , A star ruby, sapphire and diamond ring, mid 20th century

A star ruby, sapphire and diamond ring, mid 20th century, collet-set with a cabochon star ruby measuring approximately 8 x 6.2 x 4.8mm, weighing approximately 2.50 carats, between shoulders rub over-set with calibré-cut sapphires and circular-cut diamonds totalling approximately 0.30 carats, mounted in white metal, size O1/2, indistinctly marked, numbered 3229, gross weight approximately 6.4 grams, sapphires possibly synthetic
£600-800