What goes into a price

01黄金价值Today's published rate for that purity, multiplied by the weight of the piece. Nothing else touches this number.
02工费The craftsman's charge — upah. Per gram on chains, per piece on intricate work. Stated, not folded into the metal price.
03溢价On investment bars only, and it rises as the bar gets smaller: a 1g wafer costs nearly as much to mount and handle as a 100g one.
04进位调整The total is rounded once, at the end, to the convention set per product type. The adjustment is shown rather than absorbed.