Sandstorm (2004)

James Rollins's Sigma Force adventure. An inexplicable explosion rocks the antiquities collection of a London museum, setting off alarms in clandestine organizations around the world, and the search for answers leads to a lost city buried beneath the Arabian desert. (Goodreads)

Watches

Rolex Daytona: The hacker Xin Zhang is introduced wearing a white gold Daytona and is promptly killed; the watch's fate goes unrecorded.

Source text: Exact wording has not yet been verified from an accessible copy; an edition-level passage is still needed.