Forbes contributors publish independent expert analyses and insights. Specialist in global markets, economics and alternative investments. Insuring diamond jewelry has traditionally been simple. The ...

Diamonds, once revered as a symbol of "eternal value" and commanding the highest prices among gemstones, are seeing their value collapse. Unlike gold prices, which have more than doubled over the past ...

Diamonds have long been the ultimate symbol of love and commitment, their sparkling brilliance forever linked to life’s most emotional moments. Thanks to decades of marketing genius—most notably from ...