Vintage 50’s Ornate Turquoise & Pearl with Mother of Pearl Center Door Knocker

This 1950’s Vintage Door Knocker is beautiful the Middle stone is mother of Pearl and compliments the turquoise and Pearls that are so whimsically entwined with the gold tone flowers I’ve never seen a door knocker like this and I have looked. this is unsigned by a maker however looks to me by the back that it could be a unsigned Florenza ?? In excellent vintage condition Offers welcome