The third-seeded Indian pair triumphed 21-19 21-16 in the contest which lasted 35 minutes.
In a closely-contested opening game, Jwala and Ashwini broke away from the 19-19 and converted the lone game point opportunity to grab the initiative.
The Indians dominated the second game and raced to a 5-0 lead before going from 10-6 to 15-6 up.
However, Muskens and Piek fought back to win nine points straight and tie the game at 15-15. But Jwala and Ashwini did not let the advantage slip and won 6 of the next 7 points to clinch the title.