These chains fasten with a 10k White Gold Lobster Clasp that is very strong and easy to use (1.5mm version features a Spring RIng Clasp). These chains can be layered, stacked, worn on their own or with a pendant.
10K White Gold 1.5mm-7mm Diamond Cut Rope Chain Necklace Mens Womens 16″-30″
16″-18″: Fits snugly at base of neck (choker style). Chain Type: Miami Cuban Link (Rope Style). Clasp Type: Secure Spring Ring or Lobster Claw Clasp. Finish: High-Polish, Mirror Shine. Available Widths: 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12.6mm.