Coin Highlights: Contains 1 oz of .9999 fine Gold.</br>Four 1/4 oz rings come in a sealed protective assay package.</br>Assay card lists weight purity and authentication by certified assayer.</br>Obverse: Concentric rings each list "Elizabeth II" and "Cook Islands" along with the 2015 date face value weight and purity.</br>Reverse: Features the Valcambi name in script across all four rings.</br></br>Product Description</br></br>Armillary coins take their name from the armillary sphere a model globe split along longitude and latitude invented by Eratosthenes circa 200 B.C. This 1 oz .9999 fine Gold coin combines the trusted Valcambi name with a unique one-of-a-kind design.</br><br/>http://www.amazon.com/gp/product/B01MQDEB9Y