Vintage Rare MMA Metropolitan Museum Enamel Smiling Masked Cat – Signed MMA AM 199? – This is a very cool and rare Metropolitan Museum golden cat pin. From 1991. Signed. Beautifully enameled. All intact. – It measures 1.5″ x .75″. (It’s marked MMA for Metropolitan Museum of Art.) – In excellent condition. Please see the photos for details and email us any questions. Sold as is. Thank you for your interest!