A Viet Nam service Medal with two stars(just below the missing ribbon)
Vietnam Campaign Medal(below The Viet Nam Service medal)
In the center next to the Viet Nam Service Medal is the National Defence Service Medal
The Silver Star(top row button side)
Next to it what appears to be a Distinguished Flying Cross
and not a Bronze Star
Next to the missing ribbon is a Combat Action Ribbon
Next to the National Defence service ribbon is a Navy Unit Commendation ribbon
On the bottom row are an Expert Rifleman Medal
and an Expert Pistol Medal
Besides the missing rbbon the only one left would have to be the Purple Heart
Only with what appears to be a strip down the center of it,
and flanked by two stars, It doesn't look like a Purple Heart