This 18 inch 14k yellow gold chain necklace has a large oval lobster clasp that is fashionable and easy to use! Large lobster clasps are the best clasps for chain necklaces, they make the chain appear seamless and allow the wearer a secure and easy way to put on and remove the necklace. The links are 17 millimeters wide with an open oval design. The chain link necklace is 18 inches long and weighs 34 grams.