This tennis chain is available in 3,4,5,6,7mm wide with 1 row of simulated diamonds. The chain is sterling silver with Yellow gold finish. Each one individually set in a prong setting and resembles real diamonds. Sits nice and flat when worn around the neck. There is apush lock clasp with a safety clip on the side. (necessary as the necklace is heavy). The chain is simply superior quality- the stones are flawless and have more shine than real diamond necklaces and the finish is classy and is great for any occasion. Available in different lenghts.