Sterling Silver Pencil Barley design. A Sterling Silver, fully hallmarked, Pencil with twist action mechanism. The Silver Pencil has a traditional Barley engine turned pattern. The silver pencil measures 14.5 cm in length, approx 1 cm in diameter and has an engraving panel along the side of the clip. The Silver Pencil is made by our silversmith in the UK and is presented in a standard black bark effect box with protective sleeve.