A diamond bow brooch, the stylised ribbon bow edged with...

A diamond bow brooch, the stylised ribbon bow edged with graduated old, single and lasque-cut diamonds, suspending a flowerhead cluster and single drop below, millegrain set with further old and single-cut diamonds, white precious metal mounted, stamped '18CT', total weight of old and single-cut diamonds approximately 0.80ct, width 3.55cm, length 4.2cmA diamond bow brooch, the stylised ribbon bow edged with graduated old, single and lasque-cut diamonds, suspending a flowerhead cluster and single drop below, millegrain set with further old and single-cut diamonds, white precious metal mounted, stamped '18CT', total weight of old and single-cut diamonds approximately 0.80ct, width 3.55cm, length 4.2cm