Niue – Year Of The Pig – 2006 – One Dollar – Proof Silver Crown – With COA — Face Value: One Dollar – Date of Issue: 2006 – Design: Year of the Pig – Mintage: 5,000 pieces – Quality: Proof – – Metal: Silver (925/1000) Oxidized – Weight: 28.28 grams – Diameter: 38.61 mm