Liberty Rollerball Sterling Silver. This unique new Liberty Rollerball has a sterling silver body. The lower and top sections of this Liberty pen have been engraved with a pinstripe pattern. This rollerball can also take a ballpoint refill if preferred. The Liberty Rollerball or Ballpoint has a twist-action mechanism and is fully hallmarked. Presented in a luxury presentation box including a 10-year guarantee and a silver cleaning cloth. All our silver pens are made by skilled craftsmen at Waldmann in Germany. Also available as a Fountain Pen. Below you will find a selection of refills and accessories suitable for this Rollerball or ballpoint.