As you can see, we specialize in jewelry/investment grade natural gold nuggets, the highest grade you can buy. This means our nuggets are clean and free from virtually all host rock or mineralization, perfect for jewelry making, display, and investment. Few nuggets found by gold prospectors qualify as jewelry/investment grade. We pay top dollar to buy the best nuggets from the gold miners and prospectors. This super nice Australian Raw Gold Nugget Specimen weighs 4.2 Grams (64.8 Grains), a really nice sized nugget. It measures 3/4" (19 mm) long. It has a natural hole on one end, which can be used to hang it from a thin gold chain, so no need to solder on a bail. The color of these Australian Gold Nuggets is a gorgeous buttery gold color due to the high purity. The purity is 92% to 98% pure gold, some of the purest natural gold nuggets in the world. This is a really amazing and gorgeous gold nugget.