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  2. Troy weight - Wikipedia

    en.wikipedia.org/wiki/Troy_weight

    The standard British troy pound manufactured in 1758; it bears the abbreviation ℔ ("pound") and the letter "T" for troy. The troy pound (lb t) consists of twelve troy ounces [15] and thus is 5 760 grains (373.241 72 grams). (An avoirdupois pound is approximately 21.53% heavier at 7 000 grains (453.592 37 grams), and consists of sixteen ...

  3. Sovereign (British coin) - Wikipedia

    en.wikipedia.org/wiki/Sovereign_(British_coin)

    The sovereign is a British gold coin with a nominal value of one pound sterling (£1) and contains 0.2354 troy ounces (113.0 gr; 7.32 g) of pure gold.Struck since 1817, it was originally a circulating coin that was accepted in Britain and elsewhere in the world; it is now a bullion coin and is sometimes mounted in jewellery.

  4. Grain (unit) - Wikipedia

    en.wikipedia.org/wiki/Grain_(unit)

    Since the implementation of the international yard and pound agreement of 1 July 1959, the grain or troy grain (symbol: gr) measure has been defined in terms of units of mass in the International System of Units as precisely 64.798 91 milligrams. [6]: C-19 [9] One gram is thus approximately equivalent to 15.432 36 grains. [6]:

  5. One pound coin - Wikipedia

    en.wikipedia.org/wiki/One_pound_coin

    The inscription ONE POUND appeared on all reverse designs. In common with non-commemorative £2 coins, the round £1 coin (except 2004–07 and the 2010–11 "capital cities" designs) had a mint mark : a small crosslet found on the milled edge that represents Llantrisant in South Wales, where the Royal Mint has been based since 1968.

  6. Pound sterling - Wikipedia

    en.wikipedia.org/wiki/Pound_sterling

    Value of £1 sterling in grams and troy ounces Year Silver Gold Grams Troy ounces Grams ... The cost of 1 pound sterling in United States dollars 1971–2022.

  7. Crown (British coin) - Wikipedia

    en.wikipedia.org/wiki/Crown_(British_coin)

    The crown was a denomination of sterling coinage worth a quarter of one pound ... one of many silver coins that appeared ... (1.520 in), and weighed 28.276 grams ...

  8. Pound (mass) - Wikipedia

    en.wikipedia.org/wiki/Pound_(mass)

    The pound or pound-mass is a unit of mass used in both the British imperial and United States customary systems of measurement.Various definitions have been used; the most common today is the international avoirdupois pound, which is legally defined as exactly 0.453 592 37 kilograms, and which is divided into 16 avoirdupois ounces. [1]

  9. Coin base weight - Wikipedia

    en.wikipedia.org/wiki/Coin_base_weight

    12 Thaler standard (19.5 grams of silver per Thaler) 13 1 ⁄ 2 Thaler standard (17.5 grams) 14 Thaler standard (16.7 grams) 18 1 ⁄ 2 Thaler standard (12.6 grams) 24, later 24 1 ⁄ 2 Gulden standard (9.5 grams of silver per Gulden) 34 Mark standard (6.9 grams of silver per Mark). The weight shown was the fine silver content in each case.