2015 US States Series Texas1 oz Silver Coin. 2015 1 oz Silver Coin - American Silver Eagle - US States Series - Texas Flag - Color and 24K Gold. This beautiful new coin issue features the Walking Liberty in gold with all filigree details. The coin is partly plated with pure gold and the Texas State flag is fully colored. All this together with the luxury box and the noble certificate makes a perfect present and a worldwide searched collector's piece.Enhancement was done by a private mint in Germany.