"Guinea of Charles II., 1663. GUINEA. An English gold coin, of the value of 21 shillings, first issued by Charles II. in 1663, and by his successors till 1813, since which year it has not been coined." -Whitney, 1911

Guinea

"Guinea of Charles II., 1663. GUINEA. An English gold coin, of the value of 21 shillings, first issued…