Issue of the series, we dive anew into the captivating color of the human eye. Whereas brown and even blue eyes are relatively common, hazel is of rarity. Not confined to a single hue and sparkling in a vibrant and beautiful palette of colours from green to blue to dark brown, hazel eyes show up in roughly only 10% of the world’s population. 2023 Palau ColorEYEzed Hazel Brown 1oz Silver Proof Coin. With the 2nd issue of the series, we dive anew into the captivating color of the human eye. ITEM SPECIFICS YEAR OF ISSUE: 2023 ISSUING COUNTRY: Palau WEIGHT: 1 oz COMPOSITION. Sorry, our items are NOT available for pick-up. No additional information at this time. You might also like. 2022 South Korea Chiwoo Cheonwang 1oz Silver BU Medal. 2023 Sweetheart Candy 3pc 30g Silver Set. 2022 Palau Lotus Flower 2oz Silver Colored Proof Coin. 2022 Palau Pillars of Creation & Black Hole 3oz Silver Black Proof Coin.