Praneeth defeated compatriot Kidambi Srikanth in April to win Singapore Open, his maiden Super Series title. Sai Praneeth lost the first game 17-21 when Christie had the upper hand by consistently taking the lead as the Indian played the catching up game.
Making a brilliant comeback in the second game, Praneeth surged ahead 5-0 and then 9-3 but failed to maintain his huge lead as his opponent won six successive points to make it 9-9.
On his way to the finals, Praneeth had registered a comfortable 21-11, 21-15 win over Pannawit Thongnuam of host nation in the last-four clash that lasted just 36 minutes. Although he wasted two game points, he eventually won it 21-18.
Jonatan took a 7-2 lead. However, the Indian narrowed the gap to 7-8 and restored parity ay nine-all.
In 2016, Sai Praneeth had won the Canada Open Grand Prix.
In Singapore, Christie stunned world number two Son Wan Ho in R16 before suffering a shock defeat to Lee Dong Keun.
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Despite starting the tie as favourite, Praneeth, who will reach a career-high ranking of 17 if he wins today, should be wary of the in-form Indonesian teenager.
24 years-old B Sai Praneeth beats Indonesia's Jonatan Christie 17-21, 21-18, 21-19 to win Thailand GPG 2017 title. However, the Indian held on to his nerves to reel off two quick points to wrap up the match and the title in his favour.
Sai Praneeth looked to be on top in the second game as he raced to a 9-3 lead.
Meanwhile, ace shuttler Saina Nehwal had yesterday crashed out in the semi-finals after losing to Busanan Ongbamrumphan 21-19, 21-18.
Thongnuam made Praneeth work hard for his points, but the Indian had the last laugh.