The coin is made of 0.900 silver and 0.100 copper, weighs 5 grams, diameter 23mm. 1892/89 LIMA TF mint mark variety had a mintage of 1,138,000. The date "1892/89, which means the "1889" date was struck over an "1889" date. The overdate is common for this specific type of coin. The "Y29" or "KM-51" are catalog identification numbers. $50 B/O