Not sure of specific material, possibly gilt bronze. The medal itself weighs app. 22.68g. The medal and attachment weighs app. 31.185g. The piece is 1 1/2 inches in diameter. Outer rim is app. 1/8 inch.
General Antiques and Collectibles
Unknown, possibly gilt bronze
Gayrard printed at bottom
Size and dimensions of this item:
1 1/2 inch in diameter, outer edge app. 1/8 inch thick
Just the medallion weighs app. 22.68g, medallion and chain weigh app. 31.158g