Shamim ended the Rs. 40 lakh event with a total score of 10-under 278 to bag his 13th professional title and take home the winner's cheque worth Rs. 6 lakh. He thus climbed from fourth to first in the PGTI Order of Merit.
Reigning Indian Open champion and pre-tournament favourite SSP Chawrasia of Kolkata finished runner-up at five-under-283 after a final round of two-under-70 at the Royal Calcutta Golf Club (RCGC).
There was a marked difference in Shamim's (70-68-68-72) ball-striking today. He went from hitting six out of 16 fairways in round three to 10 out of 16 in the final round. This massive improvement in his tee shots helped him coast to victory without much trouble in round four.
Shamim made a confident start with an eight feet birdie conversion on the second. The pro from the Delhi Golf Club had a few anxious moments when he dropped bogeys on the sixth and seventh but his lead was intact as nearest rival Mukesh Kumar of Mhow stumbled with five straight bogeys at the same time.
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The 38-year-old Shamim said, "I was driving much better today and hit a lot of fairways early on as compared to round three. That gave me loads of confidence. I knew I didn't need to do anything spectacular from there on. I just stuck to my plan of keeping it in play and that worked out well for me.
"I made a lot of good chip-putts this week that more than compensated for my poor driving in the first three rounds. I worked on my hitting yesterday and also sorted some problems with my alignment.
Chawrasia (71-70-72-70), who began the day in tied fifth, seven off the lead, carded an eventful 70 that featured an eagle, four birdies, two bogeys and a double bogey.
Shankar Das, another local professional, posted a final round of 72 to end up in third, one stroke behind Chawrasia.
Chandigarh's Sujjan Singh (71) and Om Prakash Chouhan (71) of Mhow shared fourth place with Mukesh.
Among the other prominent names, Chikkarangappa (73) was tied 12th at even-par-288 and Rashid Khan (71) was tied 15th at one-over-289.
Lucknow's Sanjay Kumar shot the best round of the tournament, a five-under-67, to clinch tied 20th place at three-over-291.