18-note Sankyo music box movement with removeable white dust cover. Key included. Size: 1-1/16"H x 2-3/16" W x 1-7/8"D. Click here to listen:
I'm Looking Over a Four-Leaf Clover
It is understandable that one would easily overlook a four-leaf clover, given the rarity of its occurence (1 in 10,000 clovers).