If this Lady Greville was Georgiana Peachey, this portrait is tragic. According to her article in thepeerage, she was born in 1752 and died in childbed in 1772, the year of this portrait that may be posthumous. Her child, George, survived to the age of 14.
Upgrade image posted 11 August 2017 from artuk.org.
Lady Greville’s coiffure and cap, with its ribbon and pleats decoration, are gorgeous in this 1772 Romney portrait.
Keywords: 1772, Romney, Georgiana Peachey, Georgiana Greville, Lady Greville, Peachey family, Greville family, Countess, British, straight coiffure, ribboned pleated cap, rosettes, choker neck band, lace-trimmed wrap, collar, fichu, vee neckline, criss-cross bodice, gloves