18 Karat Gold and Sterling Silver Hummingbird Brooch, on a nest with a branch, completely encrusted with diamonds, blue sapphires, emeralds, pink sapphires, having ruby eye, feeding a baby bird of diamonds and pink sapphires with ruby eye, in woven gold nest
height 5 1/8 inches, 50 grams.
Estimate: $2500 - $4500