A round mechanism numbered one to thirty one laying on a green surface.
Some sort of device that is grey and silver and has numbers printed along the edges.
A watch face displaying the numbers 1 through 30 on a disc is sitting on a green table.
A rustic clock with exposed cogs, with outer edge in black that has numbers 1 through 31 individually etched along entire perimeter.
A disc has many numbers on it from "1" to "31".