3.5" with no maker name. Carries the serial number "200." Celluloid has some fairly numerous but light hairline scratches that really are just noticeable in reflected light. There is a small pinpoint nick on the very top edge barely showing from the front. The manufacturing style of this button with its metal back design and bar pin easily places it in the time frame of Disneyland's 1955 opening day era but we offer that as an idea only which might possibly be confirmed by photos taken that day. In any case this is the only example we have seen. Still displays Exc.