The phrase "fated moment" can be replaced with a variety of synonyms that convey a similar sense of significance and inevitability. One option is "destined instant," which implies a preordained outcome that is beyond human intervention. Another possibility is "divine moment," which suggests a mystical or spiritual dimension to the event in question. "Critical juncture" is a more neutral alternative that emphasizes the importance of a decision or turning point. "Pivotal moment" also emphasizes this idea of a crucial turning point, while "decisive moment" specifically denotes a moment when a decision must be made. Finally, "turning point" and "watershed moment" both evoke the idea of a significant shift or change.