Image of a young woman - miniature with secretary

Frame: pr. 84 silver?, gilt, glass? (pink sapphire?); miniature: bone, photograph underpainted with gouache; diameter: 2.6 cm; whole with frame: 6.2 x 5.1 cm;
on the lower edge of the binding stamped features (secondarily added): "KF" (in Cyrillic), Moscow guild period 1899-1908.
Miniature with binding in a wooden box (later added), padded inside, on the lid of the box applied contemporary coat of arms referring to the emblem of tsarist Russia with the image of St. George fighting the dragon (former coat of arms of Moscow), with stamped pr. designation "84" .
State of preservation: the closure of the secretary does not close.
Unspecified maker, freely referring to Moscow goldsmiths of the late 19th century.