https://www.johnsjewelers.com/shop/Chains/p/14K-Y-Semi-Solid-Curb-with-Lobster-Clasp-Chain.htm
14K-Y Semi-Solid Curb with Lobster Clasp Chain - 886774538198
14K 18 inch 2.5mm Semi-Solid Curb with Lobster Clasp Chain
with lobster claspsemi solidcurbchain