Lovely 18ct gold, diamond and enamel brooch, stamped 750, other numerical mark rubbed, of foliate form, depicting a bulbous flower head with downward petals, accented with rich blue enamels, a/f (with some chips), wire and rope twist work, crowned with an 18ct white gold collar finely inset with approximately forty small round cut diamonds, all united via an 18ct yellow gold stem with further diamond studded leaf motif with rope twist border, total weight 25.56gm, length 8.4 x width 3.3 cm