It measures 1.9 inches X 1.45 inches and weighs 10.3 grams. It is engraved: SPRATLING SILVER SPRATLING MADE IN MEXICO Hallmark. The item "Estate Vintage Rare Signed William Spratling Sterling Silver Humming Bird Brooch" is in sale since Thursday, October 14, 2021.This item is in the category "Jewelry & Watches\Vintage & Antique Jewelry\Brooches & Pins". The seller is "acarlover1" and is located in Los Altos, California. This item can be shipped worldwide.