1893年香港贰毫。伦敦造币厂。错版。(t) HONG KONG. Mint Error -- Reverse Struck Through -- 20 Cents, 1893. London Mint. Victoria. NGC AU-50. 1893年香港贰毫。伦敦造币厂。错版。正面 8 点方向边缘铸穿为小凹陷。大致无包浆,边缘留有光泽。(t) HONG KONG. Mint Error -- Reverse Struck Through -- 20 Cents, 1893. London Mint. Victoria. NGC AU-50.KM-7; Mars-C28. Strike through is a small indentation near the obverse rim at 8. The coin is largely untoned with some luster remaining in the peripheries.