Reign king Sigismund III (1587-1632).
Denomination 3 Gross - Trojak
Date Struck 1598 L
Mint Lublin
Obv: Crowned bust in armor right.
Rev: Two States Arms divided by Vasa's dynasty shield.
Weight 2.18 gm
Diameter 21 mm
looks a little more like the 1601 version...Ukraine/Polish coin makes sense...the town where I found it was established as a settlement for Eastern Europeans in the 1800's..mainly from Poland and Russia