Sean Duke scored a hat-trick to help Canada win the Shield in the core team qualifier final, recording a 22-5 victory against Spain at the at the 2012 Cathay Pacific / HSBC Sevens World Series.

Both teams had earlier claimed one of the three core team places on the 2012/13 HSBC Sevens World Series, and were joined by Portugal who beat Japan 33-19 in the qualifying play-off match after these two teams had lost their respective semi finals.

Tries from Conor Trainor and Taylor Paris, and Nathan Hiarayama's crucial conversions, were enough to clinch a 14-12 win for Canada against Portugal, while Spain beat Japan in sudden death extra time, captain Pablo Feijoo scoring the winning try.

Earlier Spain had beaten Tonga 19-7 and Japan's Lote Tuqiri snatched a dramatic sudden death extra time victory against hosts Hong Kong in the quarters.

In the other side of the draw Duke scored his 50th and 51st World Series tries as Canada beat Russia 24-7. Goncalo Foro's two tries gave Portugal a dramatic 21-17 victory against Zimbabwe after the buzzer had sounded.