Evolve New Zealand 9ct Genuine Solid Gold and Sterling Silver Charms. Evolve New Zealand charms are designed to reflect our unique culture and spectacular landscapes. This highest quality 9ct gold and sterling silver collection features traditional cultural symbols and iconic kiwi designs. Each treasured design has a special meaning. Evolve charms are interchangeable with Pandora. Design Inspiration: The silver fern – a national symbol of New Zealand. Featuring 9ct solid Gold Leaf.