The Biblical references to shekels must refer to uncoined ingots.
Jewish shekels were first coined by Simon the Hasmonean, probably in 139-138 B.C. These bear inscriptions in the archaic Hebrew and various emblems, such as the cup or chalice, the lily branch with three flowers, the candlestick, the citron and palm branch and so forth.
A later series of shekels, belonging to the Roman period, are tetradrachms, "which came from the mints of Caesarea and Antioch and were used as blanks on which to impress Jewish types."
26 we read of "shekels after the King's weight."
Piece of gold; the word has nothing to do with the name of Darius), a gold piece of 130 grains (value about 23s.); this being equivalent to 20 silver pieces (Median shekels, at-yXoi) of 86.5 grains (value according to the then fate of silverI33/4 silver to I goldabout is.