Michael, Gerwyn
Current rating: 1499
Record: 7-8
| Grand Prix London 2013 (GTC limited) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 172 | Barclay, Bradley (1696) | Won 2-1 | +221492 |
| 2sealed | 35 | Yeung, Wilson (1518) | Won 2-0 | +191511 |
| 3sealed | 35 | Bollue, Eddy (1477) | Won 2-0 | +171528 |
| 4sealed | 35 | Bailey, Stephen (1481) | Lost 0-2 | -191509 |
| 5sealed | 35 | [anonymous] | Won 2-1 | +191528 |
| 6sealed | 35 | Ross, Jamie (1705) | Lost 0-2 | -151513 |
| 7sealed | 35 | Orsini Jones, Marco (1754) | Lost 1-2 | -141499 |
| average opponent: 1594record: 4-3 | new rating: 1499 | |||
| Grand Prix Manchester 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 537 | Chen, Ziqi (1481) | Won 2-1 | +181518 |
| 2sealed | 420 | Smith, Alastair (1465) | Won 2-0 | +171535 |
| 3sealed | 471 | Luis, Manuel (1648) | Lost 1-2 | -161519 |
| 4sealed | 542 | Peter, Michael (1666) | Lost 0-2 | -161503 |
| 5sealed | 559 | Poole, Rory (1498) | Won 2-0 | +181521 |
| 6sealed | 525 | Shirley, Ben (1517) | Lost 0-2 | -181503 |
| 7sealed | 542 | Ferrara, Giacomo (1659) | Lost 0-2 | -151488 |
| 8sealed | 526 | Langley, Mark (1501) | Lost 0-2 | -181470 |
| average opponent: 1554record: 3-5 | new rating: 1470 | |||