PolymarketOpen

Set 1 Winner: Aoi Ito vs Kimberly Birrell

Kimberly Birrell67%

Aoi Ito33%

Price checked at Sep 30, 03:08 AM UTC

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24h volume$5

7d volume$5

30d volume$5

Liquidity$21.1K

Spread2%

ResolvesOct 7, 2026in 7 days

Probability history

Market-implied probabilities · All recorded history

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Based on this market’s outcome prices, expressed as probabilities.

Resolution rules

This market refers to the tennis match between Aoi Ito and Kimberly Birrell in the China Open, originally scheduled for September 29, 2026 at 11:00PM ET. This market will resolve to “Aoi Ito” if Aoi Ito wins the first set. It will resolve to “Kimberly Birrell” if Kimberly Birrell wins the first set. If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled (not played at all) or play has not begun by October 13, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50. Resolution will be based on official WTA match statistics.

Sourcehttps://www.wtatennis.com/scores

Other legs of this event

A leg read alone is misleading; the others are beside it.

Market	Venue	Price	24h volume	Liquidity	Scheduled end	Status
China Open: Completed Match: Aoi Ito vs Kimberly Birrell	Polymarket	54% Yes	—	—	—	Open
Set Handicap: Aoi Ito (-1.5) vs Kimberly Birrell (+1.5)	Polymarket	87% Kimberly Birrell	—	—	—	Open
Ito vs. Birrell: Set 2 Games O/U 8.5	Polymarket	50% Over	—	—	—	Open
Ito vs. Birrell: Set 1 Games O/U 9.5	Polymarket	52% Under	—	—	—	Open
Ito vs. Birrell: Set 1 Games O/U 10.5	Polymarket	57% Over	—	—	—	Open
Ito vs. Birrell: Match O/U 21.5	Polymarket	56% Under	—	—	—	Open
Ito vs. Birrell: Match O/U 22.5	Polymarket	60% Under	—	—	—	Open
Set 2 Winner: Aoi Ito vs Kimberly Birrell	Polymarket	70% Kimberly Birrell	—	—	—	Open
Ito vs. Birrell: Set 2 Games O/U 9.5	Polymarket	50% Over	—	—	—	Open
Ito vs. Birrell: Match O/U 23.5	Polymarket	61% Under	—	—	—	Open
Ito vs. Birrell: Set 1 Games O/U 8.5	Polymarket	67% Under	—	—	—	Open
Ito vs. Birrell: Set 2 Games O/U 10.5	Polymarket	50% Under	—	—	—	Open
Game Spread: Kimberly Birrell (-4.5) vs Aoi Ito (+4.5)	Polymarket	50% Aoi Ito	—	—	—	Open
China Open: Aoi Ito vs Kimberly Birrell	Polymarket	74% Kimberly Birrell	$855.1	—	—	Open
Set Handicap: Kimberly Birrell (-1.5) vs Aoi Ito (+1.5)	Polymarket	52% Kimberly Birrell	$31.8	—	—	Open
Aoi Ito vs. Kimberly Birrell: Total Sets O/U 2.5	Polymarket	65% Under 2.5	$26.3	—	—	Open

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As of Sep 30, 03:56 AM UTC