1889 Liberty Seated Half Dollar. Proof-66+ (PCGS). CAC.Undeniably original surfaces offer olive-russet obverse toning, warmer deep rose-gray and sandy-mauve iridescence on the reverse. Vivid undertones are also noted for the former side, and both readily reveal strong Proof qualities as the coin dips into a light. Half dollar production in 1889 amounted to just 12,000 circulation strikes and 711 Proofs, all at the Philadelphia Mint. This condition rarity Gem Proof will draw bids from all directions.PCGS# 6450. NGC ID: 27UR.PCGS Population: 3; 4 finer in this category (Proof-67+ finest).<p>CAC Population: 4; 3. The former total includes coins certified both Proof-66 and Proof-66+.From the Collection of James Allaire Millholland, 1842-1911.