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Diamond, Colin

Standard: 1908 Rapid: 1830 Blitz: 0 (last updated 2026-11-02)
FIDE ID: 30961874 (view FIDE profile)
Federation: USA Sex: M Birth Year: 1996 Age: 30
Title: — Women's title: — Other title: — FOA title: —
Games: 23 Wins: 6 (26%) Draws: 6 (26%) Losses: 11 (48%)
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Dossier

21 of 23 games analyzed.

Accuracy: 90.3%
Opened d4: 10/10
Castled kingside: 20Same-side castling: 20Castled queenside: 1
Played in the center: 8Fianchettoed kingside: 7Played on the queenside: 6Fianchettoed queenside: 6Played on the kingside: 3
Kept the bishop pair: 16Space advantage: 16Active pieces: 12Initiated exchanges: 12Backward pawn: 11Sacrificed material: 11Isolated pawn: 8Avoided exchanges: 6Missed tactics: 5Played gambits: 1
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Openings

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As White 11 games 5W 2D 4L
Queen's Gambit Declined 4 games 2W 1D 1L
Ragozin Defense 2 games 1W 1D 0L
(unspecified) 2 games 1W 1D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Barmen Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Queen's Gambit Accepted 2 games 0W 0D 2L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Old Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Indian Defense 2 games 1W 1D 0L
Normal Variation 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Budapest Gambit Accepted 1 game 1W 0D 0L
Main Line, Alekhine Variation, Abonyi Variation 1 game 1W 0D 0L
King's Indian Defense 1 game 1W 0D 0L
Orthodox Variation 1 game 1W 0D 0L
Gligoric-Taimanov System 1 game 1W 0D 0L
Slav Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
Semi-Slav Defense 1 game 0W 0D 1L
Normal Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
As Black 12 games 1W 4D 7L
Sicilian Defense 5 games 1W 1D 3L
Alapin Variation 2 games 0W 1D 1L
Stoltz Attack 2 games 0W 1D 1L
Nyezhmetdinov-Rossolimo Attack 2 games 1W 0D 1L
Fianchetto Variation 2 games 1W 0D 1L
Closed 1 game 0W 0D 1L
Traditional 1 game 0W 0D 1L
Semi-Slav Defense 2 games 0W 1D 1L
Meran Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified) 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
Réti Opening 2 games 0W 1D 1L
Anglo-Slav Variation 2 games 0W 1D 1L
Gurevich System 1 game 0W 1D 0L
with g3 1 game 0W 0D 1L
Dutch Defense 2 games 0W 1D 1L
Leningrad Variation 1 game 0W 0D 1L
Warsaw Variation 1 game 0W 0D 1L
Hopton Attack 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
English Opening 1 game 0W 0D 1L
Anglo-Dutch Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 79

This player's costliest moves in analyzed games. Can you find the winning move?

2024.07.05 · 32. Ree1 (−47.5% win chance) 0-1
Cherkasov, Boris
Diamond, Colin
View game
2024.11.22 · 30. Bg3 (−32.2% win chance) 0-1
Patel, Raza Mikal
Diamond, Colin
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2024.10.06 · 28. h3 (−31.8% win chance) 0-1
Hoffman, Luc
Diamond, Colin
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2026.08.07 · 29. Rxd4 (−24.1% win chance) 0-1
Adewumi, Tanitoluwa
Diamond, Colin
View game
View blunders & mistakes
Games Showing all 23 games
Date Event Round Color Opponent Result Accuracy % First moves