1-13/16” with tin rim. Mirror side has numerous tiny dots of silvering gone but about 96% remaining. Front is covered in glass with gorgeous color image of her in a gauze wrap covering only the lower half of her body as she kneels on a rock peering into an unseen spring. Slogan on bottom edge “The World’s Best Table Water.” Trivial age on the tin rim with the glass and paper image beneath it in Mint condition. Early 1900s.