A jewelled coloured gold mounted nephrite handle  by Carl Fabergé, St. Petersburg, inventory number: 3146. Photo courtesy Wartsky

the tau shaped handle cut from a single piece of nephrite, its gold mount enamelled with seven translucent red arches divided by columns of rose diamonds between reeded bands of green gold applied with red gold laurel leaves, the shaft of the handle mounted with finely chased yellow gold swags and festoons tied with red gold bands and suspended from two rose diamonds; 6.3 cm across, 5.5 cm height. Price on application

Wartsky. http://www.wartski.com/