Length: 508mm - 20”, 51mm - 2" Weight: 6.26g Pendant Dimensions: 20mm - 0.79”, 15.2mm - 0.5” Chain Width: 1mm - 0.04”; Lobster clasp closure; 2-year international warranty; 10K Solid Gold, Amethyst, Citrine, Lab-Grown Diamond, Emerald, London Blue Topaz, Opal, Freshwater Pearls, Peridot, Red Garnet, Ruby, Blue Sapphire, Aquamarine; Imported