Two Russian jewelled gold, silver and guilloché enamel lockets

the oval locket enamelled in translucent white over sunburst engine-turning, overlaid with two cabochon sapphires bordered with diamonds and suspended from a diamond-set ribbon and suspension loop, struck to bail with spurious marks for August Hollming, 56 standard, scratched inventory number 79910; the silver-topped escutcheon-form locket enamelled in translucent white over wavy engine-turning, overlaid with rose-cut diamond swags converging towards a larger central diamond, a cabochon sapphire suspended below, the reverse with engraved cypher, struck to suspension loop with partially obscured maker’s mark, 56 standard

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height of oval locket including loop 4.8 cm; 1 7/8 in.

height of kite-form locket including loop 4.4 cm; 1 5/8 in.