Deborah Chiesa vs Diana Martynov Prediction (Sep 6, 2026)
Result: Deborah Chiesa won. We gave Deborah Chiesa 67% before the match, so our pick (Deborah Chiesa) was right.
Brier score (lower is better): ours 0.107, market six hours out 0.048.
| Our model | Deborah Chiesa 67% · Diana Martynov 33% |
| Market price at our call | Deborah Chiesa 78% |
| Event | 125K Montreux · Clay |
| Scheduled start | Sun Sep 6, 2026, 10:20 AM ET |
| Call logged | 2026-09-06 00:10 UTC (before first serve) |
Every call we make is logged before the match and graded after it. See the live tennis board, the full match list and our public track record.
All WTA 125 Montreux 2026 predictions
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