Nice.
Variety with the king sharing the ottoman with his head and scepter (without the cross after the scepter).
Rarer notation - KAZIMIR instead of KAZIMIRI.
Obverse: crowned figure seated on a throne, with an apple and scepter. In the rim: MON[ETA ↑] KAZIMIR.
Reverse: eagle with outspread wings, facing left. In the rim: REGIS ↓ POLONIE :K+.
Silver, diameter 20-21 mm, weight 1.25 g.