Beginning with its 2-0 win over Mexico in its opening game, the Swiss let it be known they would content in Nigeria.
They went on to beat Japan and Brazil in group play and Germany, Italy and Colombia en route to the final, where Haris Steferovic's header was the difference.
Seferovic finished tied with Spain's Sieger Borja, Nigeria's Sani Emmanuel and Sebastian Gallegos of Uruguay as the top scorer with five goals.
Swiss playmaker Nassim Ben Khalifa, born to Tunisian parents, captured the Silver Ball as the second best player at the Under-17 World Cup. Emmanuel and Nigerian teammate Ramon Azeez finished first and third in MVP voting.
Switzerland's Benjamin Siegrist won the Golden Glove as the best keeper of the tournament.
Benjamin SIEGRIST, Aston Villa (ENG)
Janick KAMBER, Basel
Charyl CHAPPUIS, Grasshoppers
Frederic VESELI, Manchester City (ENG)
Ricardo RODRIGUEZ, FC Zurich
Oliver BUFF, FC Zurich
Pajtim KASAMI, Lazio (ITA)
Bruno MARTIGNONI, Locarno
Granit XHAKA, Basel
Haris SEFEROVIC, Grasshoppers
Nassim BEN KHALIFA, Grasshoppers