CoinWorldTV 1842, Hesse-Darmstadt, Louis II. Huge Silver 2 Thaler (3½ Gulden) Coin. Mint Years: 1842 References: KM-310. Denomination: 2 Thaler (3½ Gulden ) Material: Silver (.900) Weight: 37.04gm Diameter: 41mm Obverse: Head of Louis II as Grand Duke of Hessen left. Legend: LUDWIG II GROSSHERZOG VON HESSEN Reverse: Denomination (3½ GULDEN / 2 THALER) and date (1842) within oa ...