Vintage 925 Silver Enamel Black White and Pink Duck Articulated Feet Necklace

vintage necklace and pendant pendant is a cute little black, white and pink enameled duck on 925 sterling silver with articulated feet that move back and forth and a filigree back c ring clasp on chain chain is marked MJI 925 Italy pendant is marked CA (I think) and 925 in excellent vintage condition chain measures approx 14" length pendant measures approx 3/4" ***due to the length of this chain, I think this may be a child's necklace ~ or a choker length for an adult