Hong Kong fifty-cent coin

The dates of issue were 1866-67 with only 59,000 issued for both dates combined. In 1890, a second issue of this coin was made, this time as a fifty-cent piece. The mintage years was from 1890–94 and 1902, 1904-05. The coin was reeded but reduced in size to 30.5 mm in diameter, but with an increase in weight to 13.48 grammes, but the thickness stayed the same at 2 mm. Metal composition was.800 silver. No more of this denomination was minted until 1951 when a copper-nickel coin was issued. It was 23.5 mm in diameter, weighed 5.81 g and 2 mm in thickness. Until 1971, the reeding was with a security edge and from then onwards was just reeded. In 1977 a nickel-brass coin was issued which reduced the size of the coin. The bauhinia series, without the queen's portrait, was issued in 1993. In 1997 a commemorative coin was issued for the hand over of Hong Kong to China. It featured an ox. Mintage years are as follows: 1951, 1958, 1960–61, 1963–68, 1970–75, 1977–80, 1990, 1993–95, 1997–98 and 2015.

• Country — Hong Kong • Denomination — Fifty cents • Value — 0.50 • Unit — HKD • Mass — 4.92 • Diameter — 22.5 • Thickness — 1.72 • Edge — Reeded • Composition — Nickel-brass • Years Of Minting — 1866 –1905, 1951 - present some years not minted, see text • Obverse Design — Bauhinia • Obverse Designer — Joseph Yam • Obverse Design Date — 1992 • Reverse Design — 50 with value in English and Chinese • Reverse Designer — Joseph Yam • Reverse Design Date — 1992

• Illustration — King George VI fifty-cent coin issued in 1951 • Illustration — 1951 Security Edge Mintmarks • H = Heaton • KN = King's Norton • Year — Mintage • 1951 — 15,000,000 • 1958H — 4,000,000 • 1960 — 4,000,000 • 1961 — 6,000,000 • 1963H — 10,000,000 • 1964 — 5,000,000 • 1965KN — 8,000,000 • 1966 — 5,000,000 • 1967 — 12,000,000 • 1968H — 12,000,000 • 1970H — 4,600,000 • 1971KN —??? • 1972 — 30,000,000 • 1973 — 36,800,000 • 1974 — 6,000,000 • 1975 — 8,000,000 • 1977 — 60,001,000 • 1978 — 70,000,000 • 1979 — 60,640,000 • 1980 — 120,000,000 • 1988 — 40,000 circulating. 20,000 proof. • 1990 — 27,000,000 • 1993 —??? • 1994 —??? • 1995 —??? • 1997 — Ox commemorative.??? circulating. 97,000 proof. • 1997 — Unknown • 1998 — Unknown • 2015 — Unknown • 2017 — Unknown