while evans wore , for the occasion , black spandex jeans and black turtleneck under a butterscotch blazer , with a gold herringbone necklace and tan dress boots , grace sported a tailored , richly seamed , charcoal-gray pantsuit that included a draped , straight-cut , knee-length jacket and tucked burgundy blouse , a deeply rich burgundy shirtwaist with ruffled collar .