The Dominican Republic’s Marileidy Paulino and Grenada’s Kirani James secured 400m wins at the Diamond League final in Zurich on Thursday.

The 25-year-old Paulino, who took silver at the World Championships in Eugene in July, secured the Diamond Trophy with a brilliant personal best and world leading 48.99.

It was a Caribbean 1-2-3 as her teammate Fiordaliza Cofil ran 49.93 for second while Bajan World Championship bronze medallist and Commonwealth Games gold medallist Sada Williams was third in 49.98.

James, who also took silver at the World Championships, ran 44.26 to win his Diamond Trophy ahead of Americans Bryce Deadmon (44.47) and Vernon Norwood (44.66).