Fabulous 22 karat yellow gold with hallmarking engraved/Authentic lab tested necklace chain. Weight-6.500 grams approx. Metal-yellow gold. Metal purity-22 karat. brand-handmade. Width-2.5 mm approx. Length-20 inches. Hallmarking-22k/916 hallmarking, lab tested. Condition-excellent flexible chain. makes excellent gift item and collection piece for more information please see the photo's gold jewelry is handmade designer jewelry. so, there can be slight difference in size and weight of the article in the comparison of the description.