There's no trick to why this herringbone necklace is so popular. Sensational styling in sterling silver. 8.5 mm wide. 18" length.Features - Sterling Silver; Contains 33.80 grams of Sterling Silver Measures - 8.5 mm wide x 18 inches long x 1 mm high Includes gift box and drawstring pouch Sterling Silver Contains 33.80 grams of Sterling Silver Dimensions - 8.5 mm wide x 18 inches long x 1 mm high Includes gift box and drawstring pouch