1961年香港半圆。错版。(t) HONG KONG. Mint Error -- Reeded Edge -- 50 Cents, 1961. PCGS Genuine--Cleaning, AU Details Gold Shield. 1961年香港半圆。错版。齿边,而非防伪齿边版(纯齿边版始于1970年)。轻微包浆,些许髮丝刮痕。(t) HONG KONG. Mint Error -- Reeded Edge -- 50 Cents, 1961. PCGS Genuine--Cleaning, AU Details Gold Shield.KM-30.1. Struck with a reeded edge instead of the reeded/security edge (reeded edge only began after 1970). The coin is lightly toned and exhibits some hairlines.