Rare 19C Russian Silver Niello Lukutin Plaque Box

Very Rare 19th-century Russian Silver Niello Snuff Box with Lukutin Hand Painted Plaque. The box gilded with scroll niello design, pink gold hinge and push button. The plaque mounted in silver frame a top of the lid and removable ( see pics ). Gilded inside. Hallmarked inside on both parts. The plaque with inscription and Imperial eagle on underside.

Weight: 188 gm. Size: 3 3/4" ( 9,5 cm ) length,  2 3/8" ( 6 cm ) width,  1 3/8" ( 3,5 cm ) height. 

Condition: very good.  See pictures as part of condition.