Prepare against Sergio Diaz Castro
FM · Spain · World #5,331 classical · FIDE ID 2250608
Our database contains 182 games by Sergio Diaz Castro, covering Apr 2003 to Aug 2026. Below you'll find Sergio Diaz Castro's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Sergio Diaz Castro before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 2,264 | 2,301 | Dec 2016 |
| Rapid | 2,173 | 2,269 | Apr 2014 |
| Blitz | 2,203 | 2,290 | Aug 2019 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 182 | 62 | 39 | 81 | 34.1% |
| As White | 88 | 33 | 18 | 37 | 37.5% |
| As Black | 94 | 29 | 21 | 44 | 30.9% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Sergio Diaz Castro's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Sergio Diaz Castro's side.
First moves as White (88 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 65 | 73.9% | 50.0% |
| d4 | 12 | 13.6% | 33.3% |
| Nf3 | 5 | 5.7% | 20.0% |
| c4 | 3 | 3.4% | 50.0% |
| g3 | 2 | 2.3% | 100.0% |
| b3 | 1 | 1.1% | 100.0% |
Main lines as White
- 1.e4 — 74% of White games, 50.0% score
- …c5 (35% of these games) — Castro usually continues Nf3 (27.8% score)
- …e5 (26% of these games) — Castro usually continues Nf3 (55.9% score)
- …e6 (12% of these games) — Castro usually continues d4 (25.0% score)
- 1.d4 — 14% of White games, 33.3% score
- …Nf6 (50% of these games) — Castro usually continues c4 (25.0% score)
- …d5 (33% of these games) — Castro usually continues c4 (50.0% score)
- …c5 (8% of these games) — Castro usually continues c3 (100.0% score)
As Black against 1.e4 (36 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| g6 | 15 | 41.7% | 36.7% |
| c5 | 14 | 38.9% | 50.0% |
| Nc6 | 2 | 5.6% | 50.0% |
| e6 | 2 | 5.6% | 75.0% |
| d5 | 2 | 5.6% | 25.0% |
| e5 | 1 | 2.8% | 0.0% |
As Black against 1.d4 (37 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| g6 | 21 | 56.8% | 42.9% |
| Nf6 | 11 | 29.7% | 27.3% |
| d6 | 4 | 10.8% | 50.0% |
| d5 | 1 | 2.7% | 100.0% |
Sergio Diaz Castro's chess games
All 182 games by Sergio Diaz Castro in the Chess.ceo database (Apr 2003 - Aug 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 62 wins, 39 draws, 81 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B40 | Sicilian | 7 | 2/1/4 | 28.6% |
| B22 | Sicilian: Alapin | 6 | 2/2/2 | 33.3% |
| C44 | Scotch Game | 5 | 2/1/2 | 40.0% |
| D30 | Indian Defense | 4 | 1/1/2 | 25.0% |
| C41 | Philidor | 4 | 2/0/2 | 50.0% |
| C56 | Italian Game | 4 | 3/1/0 | 75.0% |
| B23 | Sicilian: Closed | 4 | 3/0/1 | 75.0% |
| B21 | Sicilian: Smith-Morra Gambit | 4 | 3/0/1 | 75.0% |
| E94 | King's Indian Defense: Orthodox Variation | 3 | 0/2/1 | 0.0% |
| A34 | English Opening | 3 | 0/1/2 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B06 | Modern Defense | 32 | 10/6/16 | 31.3% |
| A41 | Indian Defense | 5 | 0/1/4 | 0.0% |
| B23 | Sicilian | 4 | 2/1/1 | 50.0% |
| B39 | Sicilian: Accelerated Dragon | 3 | 2/1/0 | 66.7% |
| E92 | King's Indian Defense: Petrosian Variation | 3 | 1/0/2 | 33.3% |
| A37 | English Opening: Symmetrical | 3 | 0/2/1 | 0.0% |
| E94 | King's Indian Defense: Orthodox Variation | 3 | 0/2/1 | 0.0% |
| E61 | King's Indian Defense | 3 | 2/0/1 | 66.7% |
| A13 | English Opening | 3 | 0/1/2 | 0.0% |
| B38 | Sicilian: Hyperaccelerated Dragon | 3 | 0/0/3 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 2019 | Sergey A. Fedorchuk | 2,606 | 44th Seville Open | B07 |
| Jan 2018 | Levan Aroshidze | 2,516 | 43rd Seville Open | B43 |
| Jun 2015 | Ognjen Jovanic | 2,466 | 29th Pula Open | B22 |
| Jan 2018 | David Larino Nieto | 2,464 | 43rd Seville Open | C00 |
| Jun 2021 | Roberto Carlos Gomez Ledo | 2,446 | ch-Andalusia Rapid | C44 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 83rd ch-ESP | 2018 | 9 | 5 | 2,107 |
| Dos Hermanas-D | 2005 | 9 | 5.5 | 2,244 |
| 3rd Mancha Real Open | 2000 | 9 | 4.5 | 2,336 |
| Dos Hermanas C | 2003 | 9 | 3 | 2,208 |
| Dos Hermanas IM | 2001 | 8 | 1 | 2,042 |
| ch-Andalusia Rapid | 2021 | 8 | 6 | 2,382 |
| 39th Seville Open | 2014 | 8 | 5.5 | 2,339 |
| Dos Hermanas Rapid 31st | 2019 | 7 | 6 | 2,433 |
Interactive opening tree from all 182 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Sergio Diaz Castro's chess games?
182 games by Sergio Diaz Castro, from Apr 2003 to Aug 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Sergio Diaz Castro has played.
What does Sergio Diaz Castro play on the first move as White?
Across 88 games with White in our database, Sergio Diaz Castro opens with 1.e4 (74% of games), 1.d4 (14% of games), 1.Nf3 (6% of games). Against 1.e4 as Black, Sergio Diaz Castro answers 1...g6 (42% of games), 1...c5 (39% of games), 1...Nc6 (6% of games). Against 1.d4: 1...g6 (57% of games), 1...Nf6 (30% of games), 1...d6 (11% of games).
What openings does Sergio Diaz Castro play as White?
As White, Sergio Diaz Castro's most-played openings in our database are: Sicilian (7 games, 28.6% win rate); Sicilian: Alapin (6 games, 33.3% win rate); Scotch Game (5 games, 40.0% win rate). The full breakdown of 88 games with White is in the table above.
What openings does Sergio Diaz Castro play as Black?
As Black, Sergio Diaz Castro most often plays: Modern Defense (32 games, 31.3% win rate); Indian Defense (5 games, 0.0% win rate); Sicilian (4 games, 50.0% win rate). See the table above for the top ten Black openings across 94 games.
What is Sergio Diaz Castro's FIDE rating?
Sergio Diaz Castro is currently rated 2,264 in classical chess, 2,173 in rapid and 2,203 in blitz. Peak classical rating: 2,301 (Dec 2016).
How many games has Sergio Diaz Castro played?
Our database contains 182 games by Sergio Diaz Castro, covering Apr 2003 to Aug 2026. Overall record: 62 wins, 39 draws, 81 losses (34.1% win rate).
How do I prepare against Sergio Diaz Castro?
182 games by Sergio Diaz Castro reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.