Square Sterling Silver Black Shell Stud earrings feature the polished Black Shell cabochons deep set in Hallmarked 925 silver, displaying an open circle in the center, which is superbly framed with silver creates a modern earring style. Gorgeous shell silver Stud earrings that have just the right size to be comfortable when put on. Secured with silver butterfly backs these earrings jazz up the looks with a trendy silver shell jewelry that adds a touch of elegance to the appearance.