Captain Mark Noble converted from the penalty spot inside the opening minutes before Andre Gray hauled the hosts level with 17 minutes gone.
Next Game: Newport County vs. West Ham United - Tuesday, August 27 at 7.45pm in EFL Cup
Mark Noble hails "great start" for Sebastien HallerThe club-record signing scored his first two West Ham goals in the win at Watford.
Watford boss Gracia: "The dynamic is not good and we need to improve"The Hornets have yet to pick up a point this season.
Aug 24, 18:44
Result: West Ham record signing Sebastien Haller bags brace to condemn Watford to third defeatCaptain Mark Noble converted from the penalty spot inside the opening minutes before Andre Gray hauled the hosts level with 17 minutes gone.
Aug 24, 17:11
Manuel Pellegrini wary of Watford despite poor start to seasonWest Ham face a Hornets side on a poor run of Premier League results.
Aug 23, 17:50
Watford skipper Troy Deeney ruled out of West Ham visitThe Watford captain is set to be sidelined for several weeks following knee surgery.
Aug 23, 09:46
Manuel Lanzini reveals desire to pen new West Ham United dealWest Ham United attacker Manuel Lanzini says that he is desperate to sign a new deal at the London Stadium.
Aug 22, 20:55
Preview: Watford vs West Ham United - prediction, team news, lineupsSports Mole previews Saturday's Premier League clash between Watford and West Ham United, including predictions, team news and head-to-head records.
Aug 22, 18:45
Premier League Team of the Week - Sadio Mane, Kevin De Bruyne, Dani CeballosSports Mole selects its Premier League team of the week for gameweek two of the new season, including Sadio Mane, Kevin De Bruyne and Dani Ceballos.
Aug 20, 12:37
West Ham United 'want new Manuel Lanzini deal'West Ham chiefs are reportedly hopeful of securing a new contract for star man Manuel Lanzini, whose current deal has just 12 months to run.
Aug 19, 23:07
Andy Carroll insists his "daft" days are behind himThe 30-year-old re-joined his former club on deadline day.
Aug 19, 16:11
What makes a true football fan?The majority of Premier League clubs have recently been on pre-season tours in different countries, but do supporters in those nations deserve to be viewed as a true fan?
Aug 19, 15:17
Graham Potter confident Leandro Trossard debut goal will be first of manyThe Belgian grabbed a point for Brighton on debut against West Ham.
Aug 17, 18:16
Result: Leandro Trossard earns Brighton & Hove Albion point on debutThe forward had an earlier effort ruled out by VAR.
Aug 17, 17:14
Preview: Brighton & Hove Albion vs. West Ham United - prediction, team news, lineupsSports Mole provides team news, predicted lineups and a full preview of Saturday's Premier League fixture between Brighton & Hove Albion and West Ham United.
Aug 17, 10:35
Pellegrini: West Ham record against Brighton "just a statistic"The Hammers have not beaten the Seagulls in their last four meetings.
Aug 16, 15:33
Graham Potter hails "brilliant" Brighton captain Lewis DrunkDunk took on the armband for the new campaign following the retirement of Bruno.
Aug 16, 13:11
Manuel Pellegrini wanted Adrian Lopez to stay at West Ham UnitedWest Ham United boss Manuel Pellegrini reveals that he did not want goalkeeper Adrian Lopez to leave the club this summer.
Aug 16, 10:01
Brighton & Hove Albion have no fresh injury concerns for West Ham United clashSeagulls summer signing Neal Maupay is pushing for a start.
Aug 16, 09:20
West Ham boss Pellegrini wanted to keep AdrianThe Spanish goalkeeper left as a free agent at the end of last season.
Aug 15, 15:00
Issa Diop: 'West Ham United not a stepping stone ahead of move to bigger club'Defender Issa Diop says that he does not see West Ham United as a stepping stone ahead of joining a bigger club in the future.
Aug 13, 19:51