Genuine green agates and emeralds 18" total length, not adjustable, metal is silver plated alloy The emeralds are the two surrounding the big center piece agate Designed to gem up the guys, but also can be unisex We do our best to choose each stone carefully and purposefully for every piece.. However there might be slight differences in color size shape and clarity which makes each item unique and one of a kind.Each piece of jewelry will come in a colored drawstring bag for it’s protection and s Elegant Green Agate Crystal Necklace, Handmade Adjustable Green Emerald Necklace, Green Beaded Emerald Jewelry, Elegant Green Agate Jewelry, Green Emerald Round Bead Jewelry, Green Emerald Round Beads Jewelry, Elegant Green Emerald Necklace Adjustable, Silver Jade Beaded Necklace As Gift, Silver Jade Beaded Necklaces As Gift