Mane started the day tied sixth with a 54-hole score of three-over with six pars and two birdies on the first eight holes before a bogey on the ninth to go out two-over for the week.
On the back-nine, he again began positively with three birdies before he bogeyed the par-four 15th which has bothered him all week. Another bogey on the 18th saw him finish with a winning score of one-over-par 289.
Tollygunge Club's Viraj Mandappa grabbed third place with a score of three-over-par 291 after a tight final round of even par 72. Syed Saqib Ahmed (293) and Feroz Singh Garewal (294) complete the top-five.
Top Scores after Final Round:
289 Udayan Mane (70,75,74, 70); 290 Manu Gandas (69,77,70,74); 291 Viraj Madappa (70,75,74,72); 293 Syed Saqib Ahmed (65,75,78,75); 294 Feroz Singh Garewal (74,71,73,76); 298 Simarjeet Singh (68,77,71,82); 301 Samarth Dwivedi (68,74,73,86); 302 Karan Taunk (71,77,78,76); 303 Trishul Chinnappa (74,74,76,79); 304 S. K. Lakra (76,73,78,78), Tapender Ghai (74,79,74,78).