Liam Neeson wears a Rolex Sea-Dweller

About midway through Unknown, Liam Neeson's Dr. Martin Harris slides his watch across a metal table to pay a stranger for help. Jaume Collet-Serra's 2011 Berlin thriller has stranded Harris in a nightmare: a taxi plunges off a bridge, a four-day coma wipes his memory, and when he wakes his own wife looks straight through him while another man answers to his name. Diane Kruger plays the immigrant cab driver who pulled him from the river; January Jones plays the wife who will not claim him.

The watch is a Rolex, and the frame reads plainly, a stainless steel professional diver sliding across the tabletop, black dial, Mercedes hands, a black bezel with a single lume pip at twelve, on an Oyster bracelet. That silhouette places it in Rolex's Sea-Dweller family, the deep-water line built for saturation divers and fitted with a helium escape valve, though the dial text never resolves cleanly enough to fix the exact reference. What matters to the plot is not the depth rating but the caseback. The watch was a honeymoon gift, and when Harris hands it over he tells the man to feel the weight of it, that it is the real thing, worth about five thousand euros. A Rolex built to survive a kilometer of ocean ends up doing its real work on dry land, as currency, and as one of the few objects that can vouch for a man no one will admit they know.