A pair of caviar dishes

Silver, partially gilded. Semicircular body with a prominent profiled edge on three high, curved legs decorated with leaves. Smooth, hinged lid with a handle and three applied relief-plastic fish on the visible side. No glass inserts. Marked 84, unknown manufacturer's mark. Total weight approximately 540 g. Height 10.5 cm. Diameter 12.5 cm. Pair of two covered Russian sterling silver caviar dishes. No glass inserts. Standard 925 mark, unknown manufacturer's mark. Russia. 20th century.