You are viewing a very nice quality solid 14K yellow gold Omega style necklace. The necklace measures 17" long. In the front it measures 6mm and gracefully tapers down in the back to 3.5mm.The necklace has a locking style clasp with an attached figure 8 safety. The necklace is marked 14K. It weighs 20 grams. The necklace lays flat .