Sterling Silver Gothic Cross Style Pendant with CZ Stones and an 18 Inch Link Necklace (I-1278) This 1mm necklace measures 18 inches. This pendant measures 1.25 inches from left to right and 1.5 inches from top to bottom. This Sterling Silver pendant necklace weighs 6 grams. 925 Sterling Silver with Genuine Cubic Zirconium!