Vintage gold tone Eagle pendant necklace

Vintage piece! Feature a gorgeous eagle pendant .. it’s well made the eye is a black stone and I can’t tell what it is.. the details of the eagle is amazing there’s gold tones on the sides and beak and it gives a different look .. amazing .. it looks like an expensive pendant I can’t tell if gold tone , gold filled plated but I know the chain is gold plated .. Eagle pendant is approximately 1.2/1.3 inches tall by 1.2 inches Chain is approximately 23 inches end to end 11.5 inches drop Never been used just stored Please see my pics for more details and measurements