Five Russian gold miniature egg pendants

Five Russian gold miniature egg pendants, a pendant with pricked vermicelli pattern, the pendant loop with obscure marks (probably 56 zolotnik and St Petersburg mark), 1.5cm high, a gold cage work pendant applied with a flower set with a rose-cut diamond (one missing) and a cabochon red stone, the pendant loop stamped 56 zolotnik, 1.3cm high, a pendant set with a cabochon sapphire and cushion-shaped diamond, stamped 56, 1.4cm high, a plain pendant set with a ruby, stamped 56, a plain pendant set with a rose-cut diamond, stamped 56, 1cm high, together with a rose-cut diamond-set horseshoe pendant set in silver and gold and suspending a small hard-stone egg-shaped pendant, 1cm high