Russia Cigarette case with an applied eagle (early 20th century)

Russia Cigarette case with an applied eagle (early 20th century)
157.99g. 91x69mm. Silver hallmarks: The woman's head (kokoshnik) mark appears separately, alongside an unclear maker's mark and the fineness 875. The inner part bears the same markings, but also includes an additional mark: a delta symbol, a woman's head, and the number 84.