AN ART DECO EMERALD, DIAMOND AND ENAMEL BROOCH, BY UDALL & BALLOU

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AN ART DECO EMERALD, DIAMOND AND ENAMEL BROOCH, BY UDALL & BALLOU
Designed as a circular, single and baguette-cut diamond magpie bird, with a carved emerald wing, ruby eye and black enamel beak, wearing a diamond, emerald and black enamel top hat and carrying a black enamel cane, extending diamond and calibré-cut emerald tail feathers, mounted in platinum, circa 1925
Signed Udall & Ballou