Perfect for layering, 24" + 1" extension necklace. 14 karat gold plated sterling silver with bezel set faceted gemstones: 3 marquise citrine is 6mm x 12mm, 3 cushion-cut garnet is 6mm x 6mm, 3 oval peridots in 6mm x 8mm, 3 triangle amethyst in 7mm x 7mm, and 2 round blue topaz is 7mm. Lobster clasp closure on 1.1mm cable chain. .925 Sterling Silver