Vintage Mexican Alpaca Silver Aztec Mask Brooch with Abalone Shell Inlay - Hecho en Mexico

A striking round vintage brooch from Mexico, featuring a stylized Aztec/Mayan-style face in brushed silver-tone metal, surrounded by a mosaic of natural abalone (mother-of-pearl) shell fragments set against a deep blue enamel background.Stamped "Hecho en Mexico" on the reverse, indicating handcrafted Mexican alpaca (nickel silver) construction rather than sterling. Fitted with a secure pin-back clasp.Condition: Vintage piece with natural patina and light surface wear consistent with age; abalone inlay retains its iridescent color play.Material: Mexican alpaca (nickel silver), abalone shell inlay, enamel