Van Cleef & Arpels Yellow Gold Diamond Large Flower Brooch

18k yellow gold flower brooch by Van Cleef & Arpels, set in the center with approx. 0.85ctw FG/VVS diamonds. Brooch measures 2.5" x 2 3/8". Marked: VCA, FR750, 1K459-3. Weight - 25 grams.