When buying for survival purposes, many investors today have confused choosing between one-ounce silver rounds and junk silver coins. Rounds have their silver content and purity stamped on them. However, circulated pre-65 US. 90% silver coins once served as money in the US. and could do so again.
In my country, they buy silver coins to do something fancy such as creative rings out of silver coins. You may not know, but they sell well. And or they use them for product enhancements.
Silver enthusiasts are interested in getting their hands on as much silver as possible, rounds and coins. This is what I do.