Two Tone Chalcedony and Iolite Drop Necklace

25" gunmetal plated sterling silver necklace with faceted sea green chalcedony and iolite. The oval iolite is 3mm x 5mm and the faceted sea green chalcedony is 13.5mm x 21mm. The gemstones have 14 karat rose gold plated sterling silver edging. This necklace has a lobster clasp closure. .925 Sterling Silver