No, a British 'sovereign' coin does not always mean it is made of gold. Traditionally, the sovereign coin is a gold coin that was first minted in 1489, weighing approximately 7.98 grams of pure gold. However, there are modern versions of sovereigns that may be produced in other metals for collectors, but the classic sovereign is specifically a gold coin.
No. The British gold Guinea coin was a coin with a value of 21 Shillings and was 24mm in diameter. The Guinea was last issued in 1813 and was effectively replaced by the Sovereign. The British 22 carat gold Sovereign coin is a coin with a face value of One Pound (or 20 Shillings) and is 22.05mm in diameter. The modern Sovereign was first issued in 1817.
It will be either a British Sovereign or Half-Sovereign.
There were never any British Two and a Half-Sovereign coins minted.
A "British Sovereign" is the reigning King or Queen of the United Kingdom or, it is a 22 carat gold coin with a face value of One Pound.
A British Half-Sovereign has a face value of 50 Pence. They are made from 22 carat gold and, since 1980 have been issued as a collector or investment coin issued as either or Proof or bullion coin, or both, their actual value, depending on the year, is more likely to be anything from £140 to £200 GBP. See the link below for a currency conversion.
You fail to specify what type of coin you refer to. The only gold British coin minted in 1958 was the Sovereign.
The only British 22 carat gold coins issued in 1899 were the Sovereign and the Half-Sovereign. The Florin was a silver coin from its introduction into the currency in 1848.
If you refer to Sovereign coinage, all British Sovereign coinage is minted in 22 carat gold. The Sovereign weighs 7.988052 grams, and contains 7.322881 grams of gold. The Half-Sovereign weighs 3.99 grams, and contains 3.6575 grams of gold.
The gold coin introduced by Henry VII was the "sovereign," first minted in 1489. It was originally meant to symbolize the wealth and power of the monarchy. The sovereign became a prominent coin in England and has since been reintroduced in various forms throughout British history.
Since the Great Recoinage Act of 1816, all British Sovereign coinage has been minted to a rigid standard. All Sovereign coinage is made from 22 carat gold which 91.6% pure gold. The Half-Sovereign coin in mint condition, irrespective of when or where it was minted, is 19.3mm in diameter, 0.99mm thick and weighs 3.99 grams.
Such a coin does not exist. The first Quarter-Sovereign coin ever produced by the Royal Mint was minted in 2009.
There is no British gold coin of 24.3 mm in diameter. The only 1976 British coins which do not indicate their value on the coin are the 22 carat gold Sovereign coinage. The Sovereign coin features Queen Elizabeth II on the obverse and St George and the dragon on the reverse and is 22.5 mm in diameter. The reverse has no inscription other than the year. The obverse has the inscription "ELIZABETH II DEI GRATIA REGINA F D".