This heavyweight necklace is made from Karen Hill Tribe Thai silver hammered rings, each measuring approximately 10mm diameter. These are linked into a chain by Sterling silver doubled jump rings. The necklace is finished with a functional front fastening large heart made of Karen Hill Tribe Thai silver. The toggle clasp measures approximately 40mm. The 16"/41cm necklace weighs in at 43 grams! Other lengths can be made. Each necklace is hallmarked as Sterling silver with the Edinburgh Assay Office mark, and stamped with my own makers hallmark.