This is a Gold Florin/Florentine Coin  - Reversible 
The coin is 24kt Gold (999) - the weight of the coin is 2.5 grams
One side is the Elegant Lily of Florence - the coin reverses to be St John the Baptist.
The coin frame is 18kt gold (750) - weight 4.6 grams.

The coin is 24KT gold and the pendant holder/bezel is 18kt yellow gold.  Total Weight of coin and frame is 7.10 grams.
The coin is reversible so you can wear it as the Florentine Coin ( Emblem of Florence) or the St John the Baptiste. (Patron of the City of Florence)
The original coins were made in 1252 - 1303

Total weight of the pendant is 7.1 grams total
Comes with original box from Vaggi, Appraisal, - was purchased at Ponte Vecchio Florence Italy

Will be shipped with signature required.