Elegant emerald-cut onyx and diamonds come together in this classic pendant from the EFFY™ Collection. 14K yellow gold 10.0 x 8.0mm emerald-cut black onyx Baguette-cut diamond-decorated frame; diamond-lined bail 0.08 ct. t.w. of diamonds 16.0- to 18.0-inch adjustable cable chain; lobster claw clasp A family-owned New York-based business, EFFY™ has built a reputation for unrivalled quality and flawless craftsmanship, with a sense of individuality captured in every design.