The standard spread of spot gold (London gold) is 0.5 USD/oz, and that of spot silver (London silver) is 0.04 USD/oz.
100 ounce spot gold (Loco London gold) spread is $50. After the discount of $26, the actual spread of spot gold (London gold) is $24. The spread of 5000 ounces of spot silver (London silver) is $200. After the discount of $26, the actual spread of spot silver (London silver) is $65438 +074.
For example, if an investor buys 0.05 lots of spot gold (London gold), the actual spread cost is: (100 * 0.5-26) * 0.05 =1.2 USD.