You are viewing a fine quality 14K yellow gold Omega style necklace. The necklace measures 18" long by 9.5mm or 3/8" wide in front and graduates smoothly down to 4mm in the back near the locking style clasp. The necklace has a concave back, very well made and lays comfortably in place when worn. The necklace is marked on the clasp: 14kt. It has a figure 8 safety attached. The necklace weighs 30 grams.