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 Guineas coins
and see which Guineas coins have the lowest mintage.
Country of Origin: United Kingdom
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![]() | King George III , Gold Guinea, 1766,Third Laur Head Crowned Shield £ 1,943.00 |
![]() | GEORGE II. 1750 HALF GUINEA. KEY DATE £ 1,250.00 |
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