This is a Beaubrun-esque portrait that shows considerably more sophistication than most, though not all, Beaubrun brothers portraits.
From lydiardhouse.blogspot.com-2011-12-lady-st-johns-of-lydiard-johanna-st; a few spots were removed throughout the image with Photoshop by gogm.
Lady Johanna wears a dress with almost a straight off shoulder neckline adorned with a jeweled bodice beneath a luxuriant coiffure in this Wright portrait from about 1655.
Keywords: 1655, Wright - John Michael, Johanna St John, St John family, straight coiffure, hair jewelry, off shoulder straight neckline, modesty piece, puffed sleeves, necklace, earrings, brooch, jeweled bodice, wrap