Worn by: Til Schweiger as Jack Carver
Reference: Breitling Chronomat
Brand: Breitling
Verification: 95% – The identification is based on the highly distinctive and proprietary design elements visible in the image, primarily the raised "rider tabs" on the bezel, which are a signature feature of the Breitling Chronomat line. Multiple authoritative watch identification resources and enthusiast communities (such as those specializing in movie props and Breitling history) consistently confirm this model for the character.
The Chronomat is a large, rugged, and professional-grade chronograph, often associated with aviation or action/military roles. It suits the character's background as a former Special Forces operative turned boat captain and mercenary. The distinctive raised "rider tabs" on the bezel are a clear visual signature of the Breitling brand and this specific model line.

Source: https://www.alamy.com/til-schweiger-far-cry-2008-image484849977.html