Resolution criteria on PolyGram: This market refers to the doubles tennis match between Joint/Sramkova and Martins/Ovcharenko in the Makarska, originally scheduled for June 2, 2026 at 12:30PM ET. This market will resolve to 'Joint/Sramkova' if the team of Joint/Sramkova advances against Martins/Ovcharenko. This market will resolve to 'Martins/Ovcharenko' if the team of Martins/Ovcharenko advances against Joint/Sramkova. 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.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
Market outcomes
| Makarska (Doubles): Joint/Sramkova vs Martins/Ovcharenko | 0% YES | 100% NO |
| Completed Match | 100% YES | 0% NO |
A doubles tennis match scheduled for 2 June 2026 in Makarska will pit the pairing of Joint and Sramkova against Martins and Ovcharenko. The current order book on Polymarket reflects a 0% implied probability for Joint/Sramkova's advancement, suggesting the market is pricing Martins/Ovcharenko as heavy favourites or that liquidity constraints are limiting price discovery at the extremes.
Doubles pairings in lower-tier professional tennis often feature volatile matchups where seeding and recent form carry substantial weight. Comparable Challenger-level events show that unseeded or lower-ranked pairings rarely command zero probability in prediction markets unless there is material information about player availability or injury. The absence of any YES position on the order book may reflect thin liquidity rather than genuine certainty about the outcome, particularly given that the match remains over five months away from settlement.
Traders should monitor player announcements regarding participation in the Makarska event, as withdrawals or late confirmations frequently reshape doubles markets. Recent ATP and WTA schedules indicate that June Challenger tournaments often see roster changes closer to the event date. Additionally, any updates on the individual players' injury status or ranking movements could shift the competitive calculus. The settlement window extends to 9 June 2026, allowing seven days beyond the scheduled date for completion, which provides some buffer against weather delays but also creates ambiguity around rescheduling scenarios that would trigger a 50-50 resolution.
This market settles from the official outcome published at https://www.wtatennis.com/scores. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
The mechanics for trading "Makarska (Doubles): Joint/Sramkova vs Martins/Ovcharenko" are the same as any other PolyGram sporting event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.
$319 in lifetime turnover and $0 of resting liquidity puts this market in the below the median by volume for sports contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.
Last 24 hours alone saw $319 in turnover, well above the lifetime daily-average for this market — a clear sign of news catalysing trader activity right now.
The market has been open for under a month — fresh enough that information asymmetry remains a real factor.
Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.
Resolution is sourced from https://www.wtatennis.com/scores. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
This prediction market is scheduled to close on 9 June 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.
Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.
Explore more prediction market odds and trading opportunities on PolyGram: