A seed pearl and gem set long necklace

Probably Indian, first quarter of the 20th century, the four row seed pearl long necklace spaced with gemstone set divisions at intervals, including yellow sapphire to the pendant drop, diamonds, pink spinel, turquoise, emerald, sapphire, opal and further gems, on a gold, sapphire and half pearl set clasp, (requires re-threading, some seed pearls loose), length excluding yellow sapphire and diamond pendant 154cm, gross weight 57 gms, with a case