Casio G-Shock DW6900-1V - Daniela Ruah - NCIS: Los Angeles
The watch can be spotted in Season 11, Episode 11.
This G-Shock watch features shock resistance, 200M water resistant, countdown timer, 1/100 sec. stopwatch and auto-calendar. The watch in the film has a black resin band with neutral face (model number 1V) but is also available in other colors.
With thanks to Dennis Mayo for the alert