1 KG tungsten gold plated paperweight price is 385.00USD/PC on Jul.06, 2018. It is composed of tungsten heavy alloy that allows for maximum hardness and rigidity without sacrificing tensile strength. About ten times harder than 18k gold and four times harder than Titanium, so the paperweight will never bend out of shape. The surface is plated with 24K gold with 0.3μm thickness.