After a scoreless first half, Coquimbo Unido broke the deadlock at 63:58. CD Cobreloa Calama answered six minutes later, restoring parity at 69:38 and setting up a close finish. The decisive moment arrived at 86:34, when an own goal gave Coquimbo a second lead. Cobreloa could not draw level again before full time.
The headline stats were straightforward: a 0-0 half-time score and three goals after the interval. In the two earlier listed Primera Division meetings between the sides, Coquimbo won 2-1 and Cobreloa won 1-0, leaving them with one victory apiece before this cup clash. This result gave Coquimbo the latest win in the matchup and a 2-1 away success at Municipal de Calama.
For a concise summary, the match turned in its final stretch. Cobreloa had recovered from behind, but the late own goal decided the score and handed the visitors the result.