These three pieces feature an ivory/cream faux marcasite center bordered in black and a silver-tone filigree. Excellent Art Deco pieces. 

The pin measures approx. 2" (w) x 1.25" (h); the earrings measure approx. 1.25" (w) x 1" (h). 

Excellent pre-owned condition. No noticeable signs of use. As with any vintage piece, they may show minor/insignificant signs of wear. 

Please let me know if you have any questions.