Jess teamed the frock with glam metallic stilettos, smokey russet eye makeup, and a tousled curled bob.
Inside the magazine, the actress gives an exclusive glimpse into her life, admitting that she hasn't changed much since her Dark Angel days.
Despite having two children, the actress proudly said: "I can probably still wear midriffs." And she does just that on the magazine's cover.
Plus, going by her enviable maroon cutout dress moment, we'd say that's definitely true.
Check out more of Jess' amazing style moments below: