My boyfriend collects coins and I was hoping to add something to his collection for his birthday. I don’t know much about it, but I know he only has one gold coin and he wants to expand that. I want to get him something interesting as well as valuable. He wanted a $50 gold proof [...]

The treasury website offers 1oz gold coins for sale.
Gold dealers tell me that the treasury sells only something called “proof” coins which are more expensive.
Can anyone help with this confusion?
Jim Crow. What the heel are you talking about?
Proof Gold Eagle Coins Ending Soon on eBay:

1 oz, 1/2 oz, 1/4 oz, 1/10 oz, & 4 coin set.
Proof Gold Eagle Coins Ending Soon on eBay: