Vintage Art Deco style Silver, Gemstone and Marcasite Drop Earrings

These gorgeous green Vintage  drop earrings , very much in the art deco style have a diamond shaped gemstone set in  925 silver ( stamped) with sparkling Marcasite stones. They have secure silver posts and butterfly backs and measure 1.5 cm x 4 cm . 
Remains in excellent vintage condition and presented in a gift box. Would make a great gift.