An Art Deco seed pearl and diamond sautoir, circa 1920, the necklace composed of woven threads of

An Art Deco seed pearl and diamond sautoir, circa 1920, the necklace composed of woven threads of seed pearls, connected at the front by a rectangular link, suspending a floral pendant in platinum openwork, millegrain-set with circular-cut diamonds and centring on a pearl, pendant length 5.5cm including rectangular surmount 4.5cm, detachable brooch fittings, necklace length 78cm, pearls untested 

pearl set on convertible pendant/brooch is Accompanied by report number 5783-4151 dated 3rd of January 2024 from GCS stating that the pearl is a cream colour natural Saltwater Pearl and measures 5.5x5.6x6.1mm approximately