A prop forward, Watchurst previously played for Ebbw Vale RFC, Bedwas RFC, Pontypool RFC and the Newport Gwent Dragons Under-20 regional team. He made his debut for the Newport Gwent Dragons senior team versus Sale Sharks on 6 November 2009.
Watchurst was selected for the 2009 Six Nations Under 20s Championship, but missed the 2009 IRB Junior World Championship due to injury.[1][2]
On 22 December 2009, he was named in the Wales Under 20 Squad for the 2010 Under-20 Six Nations tournament[3] On 1 February 2010, Watchurst was named as captain for the first two matches of the tournament.[4]
In May 2010, he was named as Wales Under-20 captain for the Junior World Cup in Argentina in June 2010.[5] During the tournament, Watchurst suffered an injury which ruled him out of the beginning of the 2010–11 Celtic League.[6] Watchurst returned to play for Newport RFC, but aggravated his injury on his first match back, against Worcester Warriors.[7]
Watchurst broke his leg while playing for Newport RFC in December 2011.[8]
Watchurst returned from injury to play twice for Cross Keys RFC, but ultimately retired from rugby at the end of the 2012–13 season, having failed to fully recover.[9]