Game |
| Result | Moves |
Year | Event/Locale | Opening |
1. Chandler vs I R Watson |
| ½-½ | 35 | 1977 | Nottingham op | A15 English |
2. I R Watson vs J C Benjamin |
| 0-1 | 34 | 1977 | 1st Lloyds Bank Masters Open | E61 King's Indian |
3. Chandler vs I R Watson |
| 0-1 | 35 | 1979 | Charlton v Gravesend | C82 Ruy Lopez, Open |
4. I R Watson vs Nunn |
| 0-1 | 40 | 1980 | British Championship | A67 Benoni, Taimanov Variation |
5. J Burnett vs I R Watson |
| 0-1 | 41 | 1980 | British Championship | A40 Queen's Pawn Game |
6. I R Watson vs D E Rumens |
| 0-1 | 41 | 1980 | British Championship | A00 Uncommon Opening |
7. M Pein vs I R Watson |
| 1-0 | 23 | 1980 | British Championship | A40 Queen's Pawn Game |
8. I R Watson vs T Milligan |
 | 1-0 | 30 | 1980 | British Championship | B06 Robatsch |
9. C W Baker vs I R Watson |
| 0-1 | 31 | 1980 | British Championship | C45 Scotch Game |
10. I R Watson vs M Fuller |
| 0-1 | 35 | 1980 | British Championship | E75 King's Indian, Averbakh, Main line |
11. K Neat vs I R Watson |
| ½-½ | 22 | 1980 | British Championship | A40 Queen's Pawn Game |
12. I R Watson vs E Davis |
| 0-1 | 49 | 1980 | British Championship | A07 King's Indian Attack |
13. I R Watson vs G Kenworthy |
| ½-½ | 30 | 1980 | British Championship | E45 Nimzo-Indian, 4.e3, Bronstein (Byrne) Variation |
14. G Lane vs I R Watson |
| 0-1 | 36 | 1980 | British Championship | C68 Ruy Lopez, Exchange |
15. I R Watson vs Short |
 | 0-1 | 34 | 1981 | British Championship | B06 Robatsch |
16. P Cunningham vs I R Watson |
| 1-0 | 41 | 1981 | British Championship | B00 Uncommon King's Pawn Opening |
17. I R Watson vs B Jones |
| 1-0 | 41 | 1981 | British Championship | B08 Pirc, Classical |
18. R J McMichael vs I R Watson |
| 0-1 | 70 | 1981 | British Championship | A40 Queen's Pawn Game |
19. I R Watson vs G D Lee |
| 0-1 | 53 | 1981 | British Championship | A40 Queen's Pawn Game |
20. M Alcock vs I R Watson |
| 0-1 | 32 | 1981 | British Championship | C44 King's Pawn Game |
21. B Cafferty vs I R Watson |
| 0-1 | 24 | 1981 | British Championship | C53 Giuoco Piano |
22. I R Watson vs A D Martin |
| 0-1 | 42 | 1981 | British Championship | C00 French Defense |
23. S Taulbut vs I R Watson |
| 0-1 | 34 | 1981 | British Championship | C50 Giuoco Piano |
24. I R Watson vs Chandler |
| 0-1 | 31 | 1981 | British Championship | E49 Nimzo-Indian, 4.e3, Botvinnik System |
25. J Toothill vs I R Watson |
| ½-½ | 22 | 1981 | British Championship | C81 Ruy Lopez, Open, Howell Attack |