A Fabergé gem-set silver, rhodonite and guilloché enamel bell-push, workmaster Anders Nevalainen, St Petersburg, 1899-1903

circular, the cabochon chalcedony push-piece set within a circle of silver beads, the body enamelled in translucent sky blue over engine turning, with a lower layer of rhodonite separated from the enamel by further beading, the silver base chased and engraved with leaftips, on three flattened bun feet, struck to the reverse and the side of the base with Fabergé in Cyrillic underneath the Imperial Warrant, workmaster’s initials, 88 standard

diam. 6.5 cm; 2 ⅝ in.