The most expensive gold right now is the Scottish gold because of its full yellow color. At this rate, the price of this Scottish gold is worth five times the amount of the regular yellow gold used in jewelries. The world’s most expensive gold is priced at $1400 per ounce and is only being mined in Scotland.[Image Source: http://www.davidmilne-goldsmith.com/" xhref="David" href="http://www.davidmilne-goldsmith.com/%22%3EDavid">http://www.davidmilne-goldsmith.com/">David Milne Goldsmith]