This glaze looks pretty cool and possible to do. Maybe put a thin line of wax resist under the outside line so it really pools relatively evenly. If the glaze is heavy enough then it should melt over the line and that would look even more awesome.
Lindsay Emery - the artist, designer and ceramicist at the helm of Suite One Studio - crafts colorful, small-batch tableware by hand in North Carolina. Every piece in her only-here collection is inspired by watercolor paintings and finished with a flourish of genuine gold.