Bold Hammered Status Railroad Link Chain Necklace Real Sterling Silver QVC  Metal Condition Finish Avg. Weight Width Length Clasp/Bail Retail Price Real Sterling Silver 925 (Stamped 925) Brand New Polished 55.00 grams for an 18", about 3gr per inch 19.00mm ~ 3/4" Selectable from the drop-down menu above, from 16" to 20" Spring Ring Clasp $329.99 Beauty abounds. There's movement, sparkle, and absolute sophistication in this highly polished, hammered sterling silver necklace. Double circular, hammered links interlock with two elongated oval links to create the bold design.