Freshwater by HONORA 18k Gold Over Silver Black Freshwater Cultured Pearl Pendant & Earring Set. Chain width: 11.55 mm. Pendant size: 7/8″L x 1/2″W. Plating: 18k gold flash plated. Chain length: 18 in. 1” (25.24 mm). Weight: 3.75 grams. Size: 7.5 mm – 8 mm. Stone type: cubic zirconia. For more details please see our pictures.