| Tournament | Round | Kerry Constable | Ivor Zetler |
| 20.07.2003 Winter Masters (NSW) | 8 | 356 | 415 |
| 24.07.2005 Winter Masters (NSW) | 15 | 329 | 394 |
| 26.01.2008 SYDNEY INTERNL MASTERS (NSW) | 5 | 350 | 431 |
| 14.06.2008 Wollongong (NSW) | 3 | 250 | 497 |
| 11.12.2011 SYDNEY CLUB (NSW) | 5 | 359 | 417 |
| 13.02.2016 Wollongong Summer (NSW) | 3 | 390 | 390 |
| 15.06.2019 WORDS WINTER (NSW) | 7 | 486 | 315 |
| 08.02.2020 WORDS SUMMER (NSW) | 4 | 418 | 501 |
| 19.06.2021 WORDS WINTER 19 JUNE (NSW) | 7 | 453 | 340 |
| Head-to-head after 9 games | 2.5 | 6.5 | |
| Average score | 376.77 | 411.11 | |
| Spread: | -309 | 309 | |