French production from the 1910-15s Ravishing choker necklace in platinum (850‰) with openwork links, set with circular-cut round diamo

French production from the 1910-15s
Ravishing choker necklace in platinum (850‰) with openwork links, set with circular-cut round diamonds and facetted oval amethysts, including one more important in the centre

Illegible Maker's mark and engraved number 34775
Length: 40 cm
Gross weight: 28,5 g