Mika Brunold faces Calvin Hemery in the round of 16 at the 2026 Open de Sion, an ATP Challenger event on outdoor clay courts. Hemery holds a 1-0 head-to-head edge after a three-set victory on the same surface in Troyes last year. The 31-year-old Frenchman enters with a higher ranking near 326 and more extensive Challenger experience, while the younger Brunold has shown solid form on clay this season. Both players carry mid-tier records in 2026, making recent match fitness, serving consistency, and baseline rallies on the slower surface key variables. The match timing and any last-minute fitness updates could further shape outcomes in this evenly matched encounter.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedMika Brunold – Calvin Hemery
Moneyline
$311 Vol.
This market will resolve to 'Mika Brunold' if Mika Brunold advances against Calvin Hemery.
This market will resolve to 'Calvin Hemery' if Calvin Hemery advances against Mika Brunold.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.
Market Opened: Aug 18, 2026, 1:05 PM ET
Resolution Source
https://www.atptour.com/en/scores/currentResolver
0x65070BE91...Mika Brunold – Calvin Hemery
Moneyline
$311 Vol.
This market will resolve to 'Mika Brunold' if Mika Brunold advances against Calvin Hemery.
This market will resolve to 'Calvin Hemery' if Calvin Hemery advances against Mika Brunold.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.
Market Opened: Aug 18, 2026, 1:05 PM ET
Resolution Source
https://www.atptour.com/en/scores/currentResolver
0x65070BE91...Mika Brunold faces Calvin Hemery in the round of 16 at the 2026 Open de Sion, an ATP Challenger event on outdoor clay courts. Hemery holds a 1-0 head-to-head edge after a three-set victory on the same surface in Troyes last year. The 31-year-old Frenchman enters with a higher ranking near 326 and more extensive Challenger experience, while the younger Brunold has shown solid form on clay this season. Both players carry mid-tier records in 2026, making recent match fitness, serving consistency, and baseline rallies on the slower surface key variables. The match timing and any last-minute fitness updates could further shape outcomes in this evenly matched encounter.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedBeware of external links.
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