Williamson also talked about the celebrations after the match and how he tried to calm the Kiwi players, who were in a jubilant mood.
Williamson termed the Indian players as great ambassadors of the game and also simply loves the kind of passion fans have for their national side.
Being the inaugural edition, it was a very special final clash, here is the list of 'The Firsts' from the World Test Championship Final.
Williamson said winning the World Test Championship title is a 'special achievement to be savoured' by his team which relies on "bits and pieces to be competitive".
New Zealand rode on superb knocks from veterans Williamson (52*) and Taylor (47*) to win the World Test Championship final by 8 wickets at the Rose Bowl on Day 6.
After guiding his team to a massive win, Jamieson said it is surreal to be crowned the champions as he was happy to play his part.
Rohit Sharma (30) was watchful until Tim Southee trapped him in front of the wicket towards the end of the day's play in Southampton on Tuesday.
For Pietersen, the final of an event like this should always be held in Dubai, where there is minimal chance of weather-related interruptions.
Jamieson was the star of the day for New Zealand as he picked up his fifth 5-wicket haul to help New Zealand bundle India out for 217 on day 3 of WTC final in Southampton.
The skipper got good support from Ajinkya Rahane - 29 not out off 79 balls - in the final session where bad light stopped play twice before umpires called it a day.