A beautiful Shamrock kilt pin for your kilt, coat, sweater or jacket. The elegant shape with beautiful Celtic Knotwork showcases the lovely shamrock medallion. Antique Finish Pewter - measures 3 1/4 x 3/4". 2 1/4" locking steel pin for secure fastening. PEWTER Made of solid lead free pewter - Pewter has been used in jewelry making for pewter does NOT RUST OR TARNISH and will last a lifetime. Pewter was used for decorative metal items in the Ancient World by the Egyptians and later the Romans, and came into extensive use in Europe during the Middle Ages - it was once considered the metal of kings because of its beauty and expense!