An early 20th single strand of graduated pearls on an unmarked yellow metal clasp

An early 20th single strand of graduated pearls on an unmarked yellow metal clasp, with silver safety chain, set with two old cut diamonds and three rubies, approximately 50cm length

Condition Report:
Size of largest pearl: 6.5mm Very slight losses to nacre around drill holes, no perfume damages or losses. The clasp in good order, unwmarked white metal with diamonds and rubies, wtih slight wear to facets to rubies. These are cultured pearls. Total weight is 13.5g.