From www.kreml.ru/en/virtual/exposition/costumeEmperor/NicholasI; image enlarged by half by gogm.
Tsaritsa Alexandra's coronation dress is a good study in mid 1820s evening dress with bateau neckline, pleated bodice, ornamented quarter length sleeves, an almost natural waistline, and an A-line skirt.
Keywords: 1825, Tsaritsa Alexandra Feodrovna (1798-1860), Charlotte of Prussia, Hohenzollern family, Romanov family, Princess, Tsaritsa, Russian, bateau neckline, neckline ruff, pleated bodice, quarter length puffed sleeves, cuffs, waist band, bows, natural high waistline, A-line skirt, maxi-length skirt, train, coronation dress