I went down with the ship and collected the entire first spouse series. MS and proof versions. These will never be worth more than melt.
Of all the things the mint has come up with I actually think that was a great idea. I have not gotten around to learning all about them yet but it is on my list.
Like some others, I also have Eagles/Maples/rounds bought at higher spot prices (I'm not sure if I'd classify it as a regrettable purchase; I just consider myself bad at predicting future spot ). With current knowledge, I also regret not selling all my silver proof sets when spot was close to $50 (again that is with current knowledge that I could buy them back for much less now...I was collecting them at the time and had no desire to unload).
Pretty much every raw coin I bought before I learned more about grading. I was taken horrendously multiple times, but I didn't realize it for years. Now the memories of buying those coins is a very negative one and I have some pretty nasty feelings for some of the sleazy dealers in my area. Also, I regret just about any mint product I've bought, US or Canada, that cost more than $50. I've lost on all of them.
I liked the idea, but to me it was just poorly executed. The presidents should have been the ones made out of gold, not the First Ladies. Or at least make them 1/4 ounce. This was a very expensive set, but I at least have 84 1/2 ounce bullion pieces should I ever need to cash out.
Regrettable purchase(s)...oy. Let me share today's. This was offered as an "ancient roman" coin and I thought it might actually be celtic...now I only paid $10 for it, but I wouldn't have bought it if I knew what it was. Now for a little quiz, who knows what it is...
Is it a silver coin? I wonder about the green coloring on it. It may indicate a portion of another metal. I am needing to know its composition which can be tested for. You relic coin collectors need to weigh in on the percentage of silver in it. The General