Costume jewellery and a kovsh, silver, three pieces, Russia

Costume jewel, 84 zolotnik, two-part with niello decoration. Cyrillic master mark АП, dimensions when folded approximately 65 x 50 mm, weight 14 g.
Costume jewel possibly Caucasian unmarked, two-part with cloisonné enamel, dimensions when folded approximately 70 x 55 mm, weight 39 g.
Kosa sk kovsh, gilded silver with cloisonné, rich decoration of flowers in blue, green, and pink against a dark background. 84 zolotnik, master mark, kokoshnik mark, length approximately 80 mm, weight 40 g.

A sword on a costume jewel with damage