When you hear the term "gold bar," the vast majority of people tend to only think of larger size gold bricks, like those seen in a James Bond movie or stored at Ft. Knox. ... 10 oz Silver Bars While we’re on the subject, don’t confuse a Troy ounce (the unit of measure used for precious metals) with the avoirdupois ounce (like your local grocery store or bathroom scale might use). *Dimensions may vary depending on the refiner and whether bars have been cast or minted. Share on: Twitter Facebook Google+ Pinterest Reddit Stumble it … SAVE PER COIN. The largest commonly available gold bar for individual investors is the 1 kilo bar. [Hallmark in Elongated Octagon] [999 FINE] [10 OZ] Extruded 10oz bar in less frequently seen full-hallmark variation. At 311 grams, the 10 oz gold bar has some definite weight when held in the hand. A less common full ounce sized bar is the 10 oz variation. All content and images are owned by USGB and may not be reproduced without written authorization. Though it’s essentially the same size as an iPhone 6, it weighs substantially more since gold is so dense. The price-per-ounce is definitely less than the smaller-size bars, which can make a larger bar like this more economical than buying 50 10 1oz bars. else { //--> } shift=coded.length Most people are familiar with the sizes of gold coins since they are very similar to the regular currency that is in common circulation.