Dates to the Victorian era, circa 1885.
Crafted in solid 18K yellow gold, and hallmarked with France’s eagle head hallmark and what appears to be the maker’s mark of Pierre De Bot.
Featuring a hand-carved hard stone cameo of a soldier - quite likely Hercules as he is bearded, with a heavy helmet upon his head.
The stick pin measures 3.04" from end to end, with a top portion that measures 0.67". This piece weighs 3.3 grams.
Condition is very good, with no damages or repairs.