The following high resolution clipart of a Piggie Bank and coins come in 3 styles: color with black outline, color with color outline, black and white line art.
Piggy bank side view
Piggy Bank front view
Gold Coin side view
Gold Coin front view
Silver Coin side view
Silver Coin front view
Copper Coin side view
Copper Coin front view
Gold Numbers, $, and Cent symbol
Silver Numbers, $, and Cent symbol
Copper Numbers, $, and Cent symbol
Black and White Numbers, $, and Cent symbol
300 dpi PNG files, OK for small commercial/TpT use.