1872-B, Hamburg (Free Hanseatic City). Rare Gold “Knight” Ducat CoinMint Year: 1872 Denomination: Ducat Mint Place: Hannover (B)Reference: Friedberg 1142, KM-589.Material: Gold (.986)Weight: 3.49gm Obverse: Knight standing left, holding longsword with right hand in front of his legs and shield with arms of Hamburg beneath him. Date (18-72) split in fields.Legend: NVMVS AVREVS HAMBVRGE ...