18th century A pair of elongated half-cones shaped like a long fingernail with a short tubular opening tapering to a point, open at the larger end with the lower section enclosing the fingertip, designed also to reduce the weight worn on fingers, the front engraved and carved with auspicious emblems shou ('longevity') and a coin that symbolises wealth ('cai'), the stone of even semi-translucent ivory-white tone. 6.5cm (2 1/2in) long. (2).