Florence - Gold Florin - Uniface AE Coin Weight 1350-1550 A.D. Early circular type. Obv: fleur. Rev: plain. LS&A, p.40. 3.20 grams. . Found Suffolk, UK. The gold florin was the first successful Medieval coin issue, first struck in Florence in 1252 and it became a standard used and copied throughout Europe. [No Reserve]