Why prices on apparently the same coins are so different on EBay? Example: price on “1988 CANADA 1 DOLLAR LOONIE” range from approx. 1.50$ to over 700$? https://www.ebay.com/sch/i.html?_nkw=1988+CANADA+1+DOLLAR+LOONIE&_sacat=0&_from=R40&_trksid=p2332490.m570.l1313