An Austro-Hungarian 19th century silver collar necklace by Georg Adam Scheid

An Austro-Hungarian 19th century silver collar necklace by Georg Adam Scheid, formed from a line of silver and silver gilt foliate scroll links joined by a floral border to each end. The front section mounted with an ancient silver tetradrachma coin from Syracuse replica, with four horse chariot to the reverse. 45cm long. With Austro Hungarian marks and makers mark GAS.