The Blues have had three offers rejected for the midfielder, the last of which was valued at up to £80m but remain hopeful of reaching an agreement.
Brighton value the 21-year-old at £100m but the player is keen to join Stamford Bridge.
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Caicedo was absent from his side’s friendly against Rayo Vallecano on Sunday, prompting speculation that a move to Chelsea may be imminent.
However, chief executive Paul Barber stressed the club expect him to be available for Saturday’s Premier League opener at home to Luton Town.
Chelsea manager Mauricio Pochettino is looking to bolster his midfield this summer after selling several players.
Ruben Loftus-Cheek, Kai Havertz, N’Golo Kante, Mason Mount and Matteo Kovacic left the club this summer as part of a major restructuring after such a disappointing season last time out.
https://www.standard.co.uk/sport/football/caicedo-transfer-news-chelsea-fc-2023-b1099202.html Moises Caicedo misses Brighton training to push through Chelsea transfer