Step into the elegance of the 1930s with this stunning Art Deco style brooch crafted in sterling silver and hallmarked "925." Featuring intersecting circles of glossy black onyx and sparkling marcasite, it's accented by an intersecting band of marcasite for that signature Deco geometry. Measuring 2" wide by 1 3/8" high, this piece is a graceful blend of bold and refined—perfect for adding vintage glamour to any look.