The 1766 Guinea was issued during the reign of King George III.The reverse design features a crowned shield of arms. The obverse depicts King George III’s third laureate head.
The 1766 guinea is made of 22 carat gold, and weighs 8.4 grams. It has a diameter of 25mm.
Mintage: Not known
Minted at The Royal Mint
Minted in 1766
Monarch/Ruler: George III (1760-1820)
Category: Guineas. See more Guinea coins
and see which Guinea coins have the lowest mintage.
Country of Origin: United Kingdom
List items on:
 | GEORGE III. 1790 GUINEA. £ 950.00 |
 | 1800 GEORGE III THIRD GUINEA £ 395.00 |
 | 1766 George IIi Guinea – 8.20 Grams – Circulated £ 1,587.70 |
 | 1719 Guinea, George I, scarce year, high grade £ 3,600.00 |
 | George III 1797 Guinea, 5th bust, spade reverse £ 1,816.00 |
 | 1804 1/3 one third guinea £ 516.70 |
 | George III 1789 full Spade Guinea £ 1,358.20 |
 | George III 1762 Quarter-Guinea, one year only issue from captured treasure £ 965.00 |
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