I'm offering a pair of much older coins minted in the Austria-Hungarian empire in denominations of 1/2 Kreuzer from 1816 and 1 Kreuzer from 1891.  The half Kreuzer weighs 4.38 g and is 22.9mm in diameter.  The 1 Kreuzer weighs 3.3 g and is 19mm in diameter with a total of 23.8m minted.  Thanks for your interest and I ship fast with tracking.