Vintage Sterling Silver .925 Frog Brooch Black Onyx Marcasite Eyes Animal Pin

Vintage Sterling Silver .925 Frog Brooch Black Onyx Marcasite Eyes Animal Pin Gently used; secure clasp, stones intact, light surface patina consistent with age Measurements Length: approx. 1.75" Width: approx. 1" Details * Material: Sterling Silver (.925) * Stone: Black Onyx cabochon body * Accents: Marcasite details and red gemstone eyes * Closure: Pin with rotating clasp * Marked: .925 on back leg * Style: Animal brooch / whimsical critter pin * Era: Likely 1970s–1980s artisan jewelry * Country of Origin: Unmarked Keywords vintage brooch, sterling silver pin, frog jewelry, animal brooch, gemstone onyx pin, marcasite jewelry, silver frog brooch, retro accessory, whimsical pin, gift for her, artisan jewelry, vintage sterling, critter brooch