Nineteen of Daniil Medvedev's 21 victories have been achieved on hard courts
A revitalized Medvedev won his initial championship for over two years with a win over Frenchman Moutet in the tournament championship match.
The Russian, a former world number one, has had a challenging period, managing just a single victory at the major tournaments and undergoing a setback at the US Open.
Medvedev's unpredictability on the tennis tour - and struggles with his serving in specific - led to him exiting of the top ten and eventually separating with long-time mentor his previous coach.
Currently training with Thomas Johansson and his other coach, the tennis star has steadily improved in the recent weeks - climaxing in a tightly fought three-set triumph over challenger Corentin Moutet.
This represents his first title since the 2023 Rome Masters and initial on a hard surface after that period of the previous year.
Success also signifies the Russian has secured twenty-one championships at twenty-one various events.
"For the first time I have attended a competition with my both daughters at once, so to get a championship is really nice," said world number 14 Daniil Medvedev.
"This victory is in dedication of my younger daughter Victoria, because the initial championship I got when my first daughter my daughter was born was for her."
The athlete, the past champion, had been defeated in his past six title deciders, comprising in Halle previously this season.
His retrieving approach and recurring outbursts on court had prompted commentators to question if his ability to play at the elite level was finished.
But the player has made changes in the last few weeks, attempting to advance forward and perform aggressively, backed up by an improved serving game.
He fought back from a break down in the opening set against the difficult opponent, securing 4 of the concluding five exchanges to go ahead.
Both players traded break points in the middle set before the challenger, bidding for his initial tour victory, gained dominance to create a third set.
Moutet saved four early-game chances in a close final set before Medvedev won the break to fifteen to secure the win.
Fittingly, the winner secured the win with a rally at the net area, with Moutet unable to handle a return after a lengthy match.