He will play fifth-seeded Spaniard Albert Montanes, who beat countryman Oscar Hernandez 6-1, 6-3 in the other semifinal.
Darcis won his first title in Amersfoort last year before getting a second earlier this year at Memphis.
The 31-year-old Gicquel was seeking his first career title after reaching the final at Den Bosch this year.
Arguello beats Brizzi in Dutch Open first round
Babel Hopes Against Rafa Olympic Fury
