| 1 oct 2024 | Romero Calduch, Sergio 2276 | Ver la partida 1-0 | Garcia Fernandez, Victor 2353 | D24 Queen's Gambit Accepted | X CAMPEONATO IBEROAMERICANO INDIVIDUAL ABSOLUTO | ronda 9 · mesa 15 |
| 30 sept 2024 | Romero Calduch, Sergio 2276 | Ver la partida ½-½ | Matamoros Franco, Carlos S. 2404 | E91 King's Indian Defense: Orthodox Variation | X CAMPEONATO IBEROAMERICANO INDIVIDUAL ABSOLUTO | ronda 8 · mesa 12 |
| 29 sept 2024 | Fier, Alexandr 2551 | Ver la partida 1-0 | Romero Calduch, Sergio 2276 | B12 Caro-Kann Defense: Advance Variation, Short Variation | X CAMPEONATO IBEROAMERICANO INDIVIDUAL ABSOLUTO | ronda 7 · mesa 6 |
| 28 sept 2024 | Romero Calduch, Sergio 2276 | Ver la partida 1-0 | Merario Alarcon, Andres 2408 | D37 Queen's Gambit Declined: Vienna Variation, Quiet Variation | X CAMPEONATO IBEROAMERICANO INDIVIDUAL ABSOLUTO | ronda 6 · mesa 13 |
| 27 sept 2024 | Romero Calduch, Sergio 2276 | Ver la partida ½-½ | Barrenechea Bahamonde, Gustavo 2093 | D30 Queen's Gambit Declined: Tarrasch Defense, Pseudo-Tarrasch | X CAMPEONATO IBEROAMERICANO INDIVIDUAL ABSOLUTO | ronda 4 · mesa 34 |
| 26 sept 2024 | Gines Esteo, Pedro Antonio 2477 | Ver la partida 1-0 | Romero Calduch, Sergio 2276 | A07 King's Indian Attack: Double Fianchetto | X CAMPEONATO IBEROAMERICANO INDIVIDUAL ABSOLUTO | ronda 3 · mesa 12 |
| 25 sept 2024 | Romero Calduch, Sergio 2276 | Ver la partida ½-½ | Rodriguez Vila, Andres 2417 | A40 Queen's Pawn Game: Modern Defense | X CAMPEONATO IBEROAMERICANO INDIVIDUAL ABSOLUTO | ronda 2 · mesa 11 |
| 4 ene 2024 | Camacho Collados, Marcos 2466 | Ver la partida 0-1 | Romero Calduch, Sergio 2208 | B13 Caro-Kann Defense: Exchange Variation | Roquetas Chess Festival 2024 - XXXV International Open | ronda 4 · mesa 12 |
| 4 ene 2024 | Romero Calduch, Sergio 2208 | Ver la partida ½-½ | Garcia Fernandez, Victor 2366 | D37 Queen's Gambit Declined: Vienna Variation, Quiet Variation | Roquetas Chess Festival 2024 - XXXV International Open | ronda 5 · mesa 14 |
| 30 dic 2023 | Romero Calduch, Sergio 2208 | Ver la partida ½-½ | Martinez Fernandez, Raul 2212 | E05 Catalan Opening: Open Defense, Classical Line | II Festival de Navidad Open Internacional Diagonal Alcorcon | ronda 9 · mesa 4 |
| 29 dic 2023 | Romero Calduch, Sergio 2208 | Ver la partida 1-0 | Bravo De La Vega, Alvaro 2073 | D37 Queen's Gambit Declined: Three Knights Variation | II Festival de Navidad Open Internacional Diagonal Alcorcon | ronda 7 · mesa 3 |
| 29 dic 2023 | Longa Yauca, Javier 2197 | Ver la partida 1-0 | Romero Calduch, Sergio 2208 | E46 Nimzo-Indian Defense: Reshevsky Variation | II Festival de Navidad Open Internacional Diagonal Alcorcon | ronda 8 · mesa 2 |
| 28 dic 2023 | Romero Calduch, Sergio 2208 | Ver la partida 1-0 | Bustos Bernardo, Samuel 2176 | D26 Queen's Gambit Accepted: Normal Variation, .. a6 Sideline | II Festival de Navidad Open Internacional Diagonal Alcorcon | ronda 5 · mesa 5 |
| 28 dic 2023 | Lianes Garcia, Marcos 2390 | Ver la partida ½-½ | Romero Calduch, Sergio 2208 | B12 Caro-Kann Defense: Advance Variation, Bayonet Attack | II Festival de Navidad Open Internacional Diagonal Alcorcon | ronda 6 · mesa 1 |
| 27 dic 2023 | Romero Calduch, Sergio 2208 | Ver la partida 1-0 | Lopez-Andujar Ocana, Antonio 1958 | E04 Catalan Opening: Open Defense | II Festival de Navidad Open Internacional Diagonal Alcorcon | ronda 3 · mesa 7 |
| 27 dic 2023 | Horcajuelo Rocamora, Martin 2296 | Ver la partida ½-½ | Romero Calduch, Sergio 2208 | D38 Queen's Gambit Declined: Ragozin Defense | II Festival de Navidad Open Internacional Diagonal Alcorcon | ronda 4 · mesa 2 |
| 26 dic 2023 | Romero Calduch, Sergio 2208 | Ver la partida 1-0 | Piccone Uribe, Luis Guillermo 1540 | E64 King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Rare Line | II Festival de Navidad Open Internacional Diagonal Alcorcon | ronda 1 · mesa 7 |
| 26 dic 2023 | Condezo Abderrahim, Ibrahim 1768 | Ver la partida 0-1 | Romero Calduch, Sergio 2208 | B12 Caro-Kann Defense: Advance Variation, Tal Variation | II Festival de Navidad Open Internacional Diagonal Alcorcon | ronda 2 · mesa 7 |
| 3 ene 2023 | Juan Mas, Santiago 1863 | Ver la partida 0-1 | Romero Calduch, Sergio 2264 | | Roquetas Chess Festival 2023 - XXXIV International Open | ronda 1 · mesa 50 |
| 11 sept 2022 | Villegas, Pierre 2232 | Ver la partida ½-½ | Romero Calduch, Sergio 2233 | E27 Nimzo-Indian Defense: Sämisch Variation | XIV Memorial Pedro Lezcano Montalvo 2022 | ronda 9 · mesa 5 |