This is a vintage Old Pawn stamped sterling silver butterfly brooch, featuring a 5x6mm turquoise cabochon.
Measuring approximately 1 3/8" long by 7/8" wide, the brooch weighs 3.6 grams.
It is not marked, but tests as sterling silver with an acid test.
In great condition, although it has some wear and a heavy patina due to age and use. See the included pictures for details, as they are considered part of our description.