World Snooker Championship centuries in a professional match was set in the semi-final between Ding Junhui and Alan McManus, with Ding also setting a new record of seven centuries by one player in a World Championship match. Mark Selby and Marco Fu set a new record for the longest frame of snooker ever played at the Crucible, 76 minutes 11 seconds. Prize money for the 2017 Championship was a record £1,750,000 with the winner receiving £375,000. Prize money for first-round losers was a record £16,000, exceeding the £15,000 players received in 2003. In a high-quality and tightly contested semi-final, defending champion Mark Selby
Mark Selby defeat. Despite this he finished the season as the world number one for the fourth year in a row. Selby's first semi-final of the season came at the International Championship courtesy of knocking out Neil Robertson 6–4, but he lost 9–4 to John Higgins. Selby did not drop a frame in reaching the third round of the UK Championship and saw off Jamie Jones 6–5, admitting later that his opponent had deserved to win the match. He then eliminated Dechawat Poomjaeng and Matthew Selt both 6–1, before being whitewashed 6–0 by Robertson in the semi-finals. Selby lost in the quarter-finals