Chess Piece Charm Keychains, King and Queen Set - Couples Keychain Set Couples keychains, set of chess pieces charms, King piece and Queen piece Anniversary gift for couples, chess game fan gift Keychains packaged on a card that says "King & Queen". Metal: Zinc Alloy; Color: silver tones with antique finish Size: The charms are about 1 inch long, Net Weight: About 20 g.