This elegant 14-karat white gold necklace features faceted round-cut diamonds and ruby gemstones totaling 0.55 ct. tw. Faceted round-cut prong-set diamond = approximately 0.20 ct. tw.; color = G-H; clarity = SI1 - SI2 Faceted round-cut prong-set ruby = approximately 0.35 ct. tw. Spring ring clasp closure Material: 14-karat white gold Care Instructions: It is customary to treat most gemstones to achieve enhanced color and durability. Some of these treatments may not be permanent, and may require special care. Approximately 18in long Please note: In product titles ct. tw. refers to the total carat weight of all diamonds and/or gemstones combined.