KUNIO MATSUMOTO for TRIFARI Necklace & Earrings Set Knot Cream Enamel Gold Tone | eBay
To my knowledge, only the larger version of the necklace is signed BOTH Trifari and Kunio Matsumoto. This is a rare Necklace and earrings set by Japanese designer KUNIO MATSUMOTO who worked for Trifari starting in the 70's.