Both gold and a lot of gemstones have a great many uses in industry and electronics, garnet for example is used in water jet cutting and if you have a smart watch there is a good chance its touch screen is made of sapphire
And then there is the sheer amount of gold we use in plating soooo many of our printed circuit boards and connectors
Tbh I’d try it multiple times too, just because the concept of cd not being there is horrifying and cannot possibly be the case