Whereas under section 3(1)(a), (b), (c), (cd) and (d) of the Coinage Act 1971 We have power, with the advice of Our Privy Council, by Proclamation to determine the denomination, the design and dimensions of coins to be made at Our Mint, to determine the weight and fineness of certain gold coins, the remedy to be allowed in the making of such coins and their least current weight, and to provide for the manner of measurement of the variation from the standard weight of coins:

And Whereas it appears to Us desirable to order that there should be made at Our Mint coins of the denominations of one hundred pounds, twenty-five pounds and ten pounds in gold:

We, therefore, in pursuance of the said section 3(1)(a), (b), (c), (cd) and (d), and of all other powers enabling Us in that behalf, do hereby, by and with the advice of Our Privy Council, proclaim, direct and ordain as follows:

ONE HUNDRED POUND GOLD COIN

1. (1) A new coin of gold of the denomination of one hundred pounds shall be made, being a coin of a standard weight of 31.21 grammes, a standard diameter of 32.69 millimetres, a millesimal fineness of not less than 999.9, and being circular in shape.

(2) In the making of the said gold coin a remedy (that is, a variation from the standard weight or diameter specified above) shall be allowed of an amount not exceeding the following, that is to say:

(a) a variation from the said standard weight of an amount per coin of 0.15 grammes; and

(b) a variation from the said standard diameter of 0.125 millimetres per coin.

(3) The least current weight of the said gold coin shall be 31.01 grammes.

(4) The variation from the standard weight will be measured as the average of a sample of not more than one kilogram of the coin.

(5) The design of the said gold coin shall be as follows:

‘For the obverse impression Our effigy with the inscription “· ELIZABETH II · D · G · REG · F · D · 100 POUNDS”, and for the reverse a depiction of a beam balance set against a decorative background with the date of the year accompanied by the inscription “THE GOLD STANDARD” and “· 1OZ FINE GOLD · 999.9 ·”. The coin shall have a grained edge.’

TWENTY-FIVE POUND GOLD COIN

2. (1) A new coin of gold of the denomination of twenty-five pounds shall be made, being a coin of a standard weight of 7.8 grammes, a standard diameter of 22 millimetres, a millesimal fineness of not less than 999.9, and being circular in shape.

(2) In the making of the said gold coin a remedy (that is, a variation from the standard weight or diameter specified above) shall be allowed of an amount not exceeding the following, that is to say:

(a) a variation from the said standard weight of an amount per coin of 0.025 grammes; and

(b) a variation from the said standard diameter of 0.125 millimetres per coin.

(3) The least current weight of the said gold coin shall be 7.75 grammes.

(4) The variation from the standard weight will be measured as the average of a sample of not more than one kilogram of the coin.

(5) The design of the said gold coin shall be as follows:

‘For the obverse impression Our effigy with the inscription “· ELIZABETH II · D · G · REG · F · D · 25 POUNDS ·” and the date of the year, and for the reverse a depiction of the floral emblems of the United Kingdom accompanied by Our Royal Cypher and the inscription “MY HEART AND MY DEVOTION 1926 2021”. The coin shall have a grained edge.’

TEN POUND GOLD COIN

3. (1) A new coin of gold of the denomination of ten pounds shall be made, being a coin of a standard weight of 156.295 grammes, a standard diameter of 50 millimetres, a millesimal fineness of not less than 999, and being circular in shape.

(2) In the making of the said gold coin a remedy (that is, a variation from the standard weight or diameter specified above) shall be allowed of an amount not exceeding the following, that is to say:

(a) a variation from the said standard weight of an amount per coin of 0.784 grammes; and

(b) a variation from the said standard diameter of 0.125 millimetres per coin.

(3) The least current weight of the said gold coin shall be 154.5 grammes.

(4) The variation from the standard weight will be measured as the average of a sample of not more than one kilogram of the coin.

(5) The design of the said gold coin shall be as follows:

‘For the obverse impression Our effigy with the inscription “· ELIZABETH II · D · G · REG · F · D · 10 POUNDS · 2020”, and for the reverse a portrait of George III in a crowned cartouche accompanied by the floral emblems of the United Kingdom, His Royal Cypher and scenes associated with His life. The coin shall have a grained edge.’

4. This Proclamation shall come into force on the seventeenth day of December Two thousand and twenty.

Given at Our Court at Windsor Castle, this sixteenth day of December in the year of Our Lord Two thousand and twenty and in the sixty-ninth year of Our Reign.

GOD SAVE THE QUEEN