A gem-set giardinetto brooch, the principal rose-cut diamond weighs 4.24cts, the flowers set with fancy coloured diamonds, rubies and a demantoid garnet in platinum and yellow gold, 3cm high, case Accompanied by report number 79187-89 dated 22 November 2018 from GCS, London stating that the fancy-cut diamond weighs 4.24cts and is a natural diamond with fancy light yellowish-brown colour and SI1 clarity, and is type IIa.