Andorra, Silver 5 Diners Proof Coin, 2012, Coin Invest Trust has succeeded in utilizing an iridescent prism technique to render the birds’ gorgeous plumage.Obv: the coins show andorra’s coat of arms, in the exergue the face value in diner, the currency of the principality’s collector coins, is listed ‘5 D'  Beneath the year of issue is stated ‘2012’, around the edge the official name of the issuing country is imprinted ‘PRINCIPAT D’ANDORRA’, Rev:  the centre illustrates the respective bird in coloured prism technique,the superior part shows an outlined landscape with buildings, mountains, the sun, and flying birds, a stylised ground and leaves in the exergue hint at the birds’ habitats, an inscription in catalan follows the inferior edge to the right ‘Ocells d’Andorra’, birds of andorra, coin captures the brilliant colors of the redbreast robin, the intense color changes as the coin is moved, 20.02g, 38.61mm, UNC