Wales 7/4 for Grand Slam after Scotland victory
William Hill rate Wales as their 7/4 favourites to pull-off the Grand Slam with France 10/3 and England 9/1.
Wales are now the 5/4 favourites to win the tournament and the Triple Crown is odds on at 8/13.
"Even with their injury list Wales look the real deal, whilst England look less than convincing," said Hill's spokesman Rupert Adams
Six Nations: 5/4 Wales, 13/8 France, 9/2 England, 10/1 Ireland, 2050/1 Scotland, 1000/1 Italy
Grand Slam: 11/8 No Grand Slam, 7/4 Wales, 10/3 France, 9/1 England
Triple Crown: 8/13 Wales, 5/2 France, 4/1 No Triple Crown