Two gold dragons in a circle. This image is a transparent png so the background of the coin can easily be changed.
This bright, cheerful picture reminds me of the dancing dragons used in parades to celebrate Chinese New Year.
This beautiful scan of an old Chinese dragon comes from a public domain archive.
This image of an orange and yellow dragon is available as both a png and a scalable vector graphic.
Here's a large image of a jade colored dragon.
Red Chinese dragon.
Beautiful, multi-colored, traditional Chinese dragon.
Gold and silver dragon.
Another amazing image of a colorful dragon as drawn in China.
Blue and purple Chinese dragon.
Gold with red, blue and orange.
A very angry looking dragon, breathing smoke.