A BLUE-GROUND CLOISONNÉ ENAMEL AND GILT-BRONZE 'LONGEVITY' BOWL MARK AND PERIOD OF JIAQING

the deep rounded sides supported on a straight foot, the exterior decorated in gilt-wires with a frieze of twenty-five stylised shou characters in various scripts, between bands of wan symbols at the rim and above the foot, all reserved on a dark blue ground, the interior, foot and base richly gilt, the base with a three-column six-character reign mark