1 oz 99.99% Pure Silver Coin Featuring a unique 3D pulsating pattern design with rose gold plating on both sides, including symbolic shapes and a statue on the other face, and enhanced laser-engraved edge, unlike the UHR coin with a height of 1.4 mm. The pulsating forest heart effect is produced using a collection of microscopic cubes arranged to reflect light to the viewer, creating the illusion of an ever-changing, never-ending blurry vision using advanced laser engraving technology. A limited edition of 8500 pieces worldwide. Each piece comes with a mint certificate and a serial number. Specifications: Mintage: 8500 pcs only worldwide Weight: 31.39 grams Diameter: 36.15 mm Edge: Plain Composition: 99.99% Pure Silver with Rose Gold Plating Face Value: $20 Finish: Reverse Proof