Australian batsman Shane Watson celebrated his return to international cricket, with a sparkling innings of 122, as the Aussies defeated the West Indies by 39 runs in the third one day international at Canberra, to clinch the 5-match series.Watson's 111-ball knock helped Australia to post a mammoth 329 for seven in the alloted 50 overs. Watson's 122 features 12 fours and 2 sixes. Philip Hughes also chipped in with a handy 86.Chasing 330 for victory, the Windies looked great, before medium pacer James Faulkner polished them off for 290 with 15 balls to spare. Faulkner scapled 4 wickets. For the West Indies, Darren Bravo top scored with 86, while his half brother Dwayne made 51. Watson was adjudged man of the match.The fourth ODI will be played at Sydney on Friday.