A necklace of sixteen jewelled, enamelled, hardstone miniature eggs

A necklace of sixteen jewelled, enamelled, hardstone miniature eggs
Russia, late 19th-early 20th century, various makers, some unmarked
1 - small nephrite egg with a horseshoe pendant: unmarked
2 - purpurine egg suspended from gold chains: 56 standard, partial maker's mark
3 - textured gold egg, set with a large blue cabochon stone, probably a sapphire: unmarked
4 - tiger eye egg: unmarked
5 - wooden egg, painted with a scene of amorous children after Elizaveta Beam: unmarked
6 - silver and varicoloured filigree enamel egg: 84 standard
7 - red guilloché enamel (small chip to enamel): apparently unmarked
8 - gold egg centred with six emeralds and a rose-cut diamond: 56 standard, St. Petersburg, partial maker's mark
9 - gold and jasper egg: 56 standard, partial maker's mark
10 - varicoloured gold and blue guilloché enamel egg (small losses to enamel): 56 standard
11 - blue glass egg: unmarked
12 - gold and white guilloché enamel egg (losses to enamel): 56 standard, partial maker's mark
13 - gold-mounted wooden egg centred with faceted blue stone, probably a sapphire: partially marked
14 - gold textured egg centred with a large faceted red stone, probably a ruby: 56 standard, partial maker's mark
15 - pink milk glass egg: unmarked,
16 - nephrite egg: unmarked
All suspended on a later silver and gold chain (16)

length of the largest egg: 1.6cm (5/8in).