German?, Colpi & Mezzena, Mestres Seal

German, Mestres Seal, Image & Found by Quozzy.
Found in Germany, 15 seals found with varying flans, smallest 17mm, 9.1g, largest 21mm, 11.8g.

"One side says MESTRE and one the other is COLPI & MEZZENA [in an annulus with nothing at its centre]"

The names suggest an Italian or French origin.