Silver Initial Necklaces: A Gift With A Personal Touch A sterling silver initial necklace is a fantastic personalised gift for someone special. Our silver initial necklaces come with a single charm as standard, but you can add additional silver letter charms to create initials or nicknames. Sterling Silver Letter Necklaces With Matching Chains, Ideal For Layering Each of our sterling silver letter necklaces comes with an extendable 16-18 inch (41cm-46cm) chain as standard, which is perfect for layering. Alternatively, you can upgrade to our (unextendable) 20 inch chain. As well as our sterling silver initial letter necklaces, we have a few variations you might like. We have a silver initial necklace with a curved letter, a classic yellow 9ct gold initial letter necklace and a white gold initial letter necklace.