SN5871 - Late 19th century sapphire and diamond panel brooch, set to the centre with a step-cut sapphire weighing 11.21cts, within an old mine-cut diamond open scrollwork convex frame, mounted in silver and gold, later adapted, with GCS certificate nr. 5782-793 dated 21st February 2022 stating the sapphire is Ceylon origin, no indications of heating