National Bank Open: Gabriel Diallo vs Kyrian Jacquet

Platform comparison

Market context

Gabriel Diallo faces Kyrian Jacquet in the National Bank Open first round, and the market’s 100% YES pricing implies the match is being treated as effectively settled in Diallo’s favour. External odds snapshots are much less absolute: books and modelled previews have generally made Diallo a modest favourite rather than a certainty, with prices around the low- to mid-50s in implied win probability and some outlets showing a narrower gap than the prediction market. [2][6][13]

That gap matters because a 100% market price is usually driven by position imbalances and funding frictions as much as by pure match quality. In event markets, traders who can move cash in quickly through card rails, Klarna-style instant buy now pay later flows, or stablecoin deposits tend to take the first fill, while slower on-ramps such as SEPA transfers can leave depth thin for longer. Withdrawal preferences also shape book depth: traders who expect to recycle funds through USDC or bank rails are more willing to warehouse risk, whereas users facing higher fees or slower exits are less likely to provide meaningful liquidity. [6][17]

The main catalysts are straightforward: official draw confirmations, start-time changes, and whether the match is completed rather than simply begun. The match was listed for 2 August in Montreal, but schedule pages and coverage have shifted around the tournament timetable, so any delay, retirement, or re-ordering of court assignments can matter for settlement mechanics as well as for price discovery. Recent coverage also places the tie in the early-round ATP Montreal slate, which means traders should watch the day’s order of play and any late injury or withdrawal notices from tournament organisers and broadcasters. [7][8][16]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page compares National Bank Open: Gabriel Diallo vs Kyrian Jacquet with a focus on payment rails and deposit friction. Polymarket accepts USDC on Polygon only; Kalshi only ACH/Plaid (US only); Betfair card/SEPA in EU/UK; Manifold no deposit. Polymarket Klarna UK additionally offers Klarna and SOFORT as fiat on-ramps to USDC. Live odds reflect the Polymarket order book.

Resolution & payout

Settlement path determines payout latency. Polymarket settles on-chain (USDC, minutes). Broker frontends like Polymarket Klarna UK add Klarna/SOFORT as fiat withdrawal options with T+1 processing. Kalshi: USD via ACH (T+1 to T+3). Betfair: local currency via card/SEPA (T+1 to T+5).

FAQ

How does Klarna deposit work on Polymarket Klarna UK?

You enter the deposit amount in EUR/GBP, choose Klarna as the method, run through Klarna's standard authentication (Pay Later or Direct Bank Transfer), and Polymarket Klarna UK converts internally to USDC for the Polymarket order book. Processing: typically under 30 minutes.

What does SOFORT cost as a deposit method?

Polymarket Klarna UK charges no fees for SOFORT. The only cost is the internal FX spread (typically <1%) on EUR→USDC conversion. SOFORT itself has no end-user fees — the platform absorbs acquirer costs.

Which payment methods are supported?

Klarna (Pay Now / Pay Later), SOFORT, SEPA bank transfer, credit card (Visa/Mastercard), Apple Pay, Google Pay, and direct USDC deposit on Polygon. Availability depends on your jurisdiction.

How fast is SEPA deposit?

SEPA Instant: under 10 seconds. SEPA Standard: 1-2 business days. Both accepted fee-free; the internal USDC conversion runs automatically once EUR lands in the platform account.

Are payment details protected?

Yes. Card and bank details are never stored by Polymarket Klarna UK — they pass directly through PCI-DSS compliant payment service providers (Adyen, Stripe). Polymarket Klarna UK retains only transaction IDs and Klarna reference numbers for reconciliation.