A Belle Époque circular natural pearl and diamond pendant

A Belle Époque circular natural pearl and diamond pendant, centred with a natural pearl to the openwork diamond-set platinum foliate surround, quartered with round brilliant-cut diamonds, to the diamond-set undulating outer border, diamond-set platinum bail, 2.7cm high including bale, suspended from a trace-link chain necklace, fitted leather and gilt tooled case for A. Kaysat/Nancy

Accompanied by report number 81292-04 dated 22 December 2020 from GCS stating that the half-drilled cream pearl measures 9.31 x 8.68 x 7.89mm and weighs 4.34cts, and is natural saltwater with no indications of treatment. Comment: This pearl presents a small metal insert inside the drilling hole.