Pentagon Knot Pendant on Leather Thong by St Justin of Penzance £17.25 New stock arriving soon. Pentagon knot pendant A pewter openwork pentagon knot with a central Opalised glass stone. The pendant hangs from a knotwork charm which has an adjustable leather thong threaded through it. The Celts used knotwork to decorate many of their artifacts. To them, the intricate patterns woven into spirals and knots symbolised the continuity of life. Diameter: 37mmSupplied in a satin and velvet-lined gift box. The venerable alloy of pewter is made of 92% tin, with copper and antimony to harden it and enhance casting. All of our St Justin Pewter products are LEAD FREE.Component information - trace chain - Rhodium plated Brass.