It's official -- "Love on the Spectrum" stars Abbey Romeo and David Isaacman confirmed they're over after nearly 5 years of dating ... and the 2 are breaking their silence on the split. The pair confirmed their breakup in a joint statement to People , saying... "Abbey and David spent four and a half years together and truly value the time they shared and each other. At this point, they want different things and have decided to go their separate ways, but they remain friends wishing each other