2020 $1 NZD Empire Nephrite Faberge Eggs Series Coin Year: 2020 Grade: Proof, digital printing Mintage: 499 coins Country: Niue Denomination: $1 NZD Manufacturer: Mint of Poland Metal Content: 16,81 g Purity: .999 Fine Silver Dimensions:29.20×39.00 mm The “Empire Nephrite” was an Easter gift from the Tsar Nicholas II of Russia to his mother Maria Feodorovna. This priceless masterpiece revealed a surprise – a medallion with miniature portrait of Olga Alexandrovna, the Empress’ daughter, with her husband. The jeweled egg, for many years considered lost, was made of gold, green nephrite, gold and diamonds.