Papua New Guinea. Bird of Paradise 500 Kina, 2020. KM-Unlisted. One ounce 999.9 fine gold, design engraved after Otto Schultz. Mintage only 400 pieces struck. Obverse; Bird of Paradise perched on branch. Reverse; Emblem of Papua New Guinea, value and year. Includes presentation wood case and certificate. PCGS Certification Number 41969151. PCGS graded Proof 70 Deep Cameo. Estimated Value $4,500 - UP