APMEX (
click for link here) also allows you to buy silver and other precious metals with Bitcoin and BCH, with rates being just slightly over how much the site charges for bank wire purchases. I've used JMBullion (
click for link here) in the past as well with no issues for various gold and silver purchases over the past tow years too, though I did use my credit card and PayPal account during those times. I've only used these two sites for purchasing gold in the United States, though, and I've got no idea whether or not they ship to other countries, however.