Sindhu defeated China's Chen Yu Fei 21-7, 21-14 in her semifinal clash.
PV Sindhu on Sunday became the first Indian to win the BWF World Championships. Sindhu achieved this feat after defeating Japan's Nozomi Okuhara 21-7, 21-7 in just 38 minutes in a one-sided final on Sunday.
With the win, Sindhu now has a full set of medals at World Championships - two bronze medals, two silver medals and a gold medal.
Sindhu's gold is the second medal that India won at the Worlds this year with Sai Praneeth winning a bronze in men's singles category.
Although Okuhara won the first point of the first game, Sindhu won eight straight points after that to race to a 8-1 lead. Okuhara managed just one more point before the interval with Sindhu leading 11-2. The damage continued for much of the second period of the opener, which ended in just 16 minutes. Okuhara got a few consecutive points towards the end to extend her score to 7 but Sindhu sealed the issue on her first game point.
In the second game, Okuhara briefly kept pace until the score was 3-2 in Sindhu's favour after which the Indian took six consecutive points to race to a 9-2 lead. Okuhara won two more points but Sindhu kept her foot on the pedal and went into the interval with an 11-4 lead. Okuhara went on to take just three more points in the second period as Sindhu continued to storm her way to the title.
This was the 16th match between Sindhu and Okuhara. Sindhu now leads 9-7 head-to-head, including three victories in the last five meetings before Sunday's clash.
While Okuhara reached the final after a hard-fought 17-21, 21-18, 21-15 win against Thailand's Ratchanok Intanon. Sindhu defeated China's Chen Yu Fei 21-7, 21-14 in her semifinal clash.