Lot 1163 , A sapphire, ruby and diamond 'Day and Night' ring, mid 20th century, designed as a continuous band channel-set with calibré-cut sapphires and rubies, between hinged half-hoops set with circular-cut diamonds totalling app

A sapphire, ruby and diamond 'Day and Night' ring, mid 20th century, designed as a continuous band channel-set with calibré-cut sapphires and rubies, between hinged half-hoops set with circular-cut diamonds totalling approximately 0.40 carats, mounted in platinum, size P, gross weight approximately 4 grams
£300-500