Isabel Lucas & Josh Duhamel: Portofino Pair

Isabel Lucas and Josh Duhamel celebrate Peter Lindbergh‘s “A Night in Portofino” collection at Culver Studios on Thursday (April 28) in Culver City, Calif.

The Transformers: Revenge of the Fallen co-stars were just two of a handful of celebs who came out to support the photographic collaboration between the famed photographer and Swiss watchmaker IWC Schaffhausen.

Inside the bash, Josh, 38, met up with Rob Lowe, Emmanuelle Chriqui, and Carla Cugino, while Isabel, hung out with Patrick Dempsey and IWC’s CEO George Kern.

10+ pictures inside of Isabel Lucas and Josh Duhamel at celebrating the “Night in Portofino” collection…