Ounce of pure gold
Mossberg 590 7 shot
To start, there's only one word for this gold coin's 65 millimeter diameter - HUGE! That's a diameter that's over 50% larger than a Silver Eagle! In addition, each coin is proof-struck in one troy ounce of 99.99% pure gold using specially treated planchets and polished dies.
The weight of gold. The weight of pure gold found in a gold bar that is being purchased. A 1 oz gold bar has 0.999 or 0.9999 parts of pure gold, as such the 1 oz gold bar will weigh a little more than 1 troy oz in weight when impurities are accounted for. Some gold bars can have purities as high as 5 nines or 0.99999 pure.