Bitcoins are widely called “digital gold,” so it's fitting that many crypto fans like their physical gold, too. Several companies have sprung up in the last two years to serve this bitcoins-to-gold market. Why buy gold? Some choose it as a savings instrument, others a trading commodity, and still others as a fiat-free hedge against crypto volatility. Whatever your purpose, the following five companies may pop up onto your radar: Serica This San Francisco-based company was rebranded this year from the name DigitalTangible. They've been called a “trailblazer in the gold-bitcoin space” for launching the first online gold/bitcoin trading platform …

The bitcoin-fiat exchange market has exploded over the last year, but it isn’t alone. In 2015, amid currency swings in the Russian ruble and the Euro among others, an increasing number of traders are looking to gold as a natural fit for their bitcoin holdings. The debate surrounding the relative merits of bitcoin and gold as a store of value has been passively continuing since the first trading options appeared several years ago. On paper, the similarities between the two assets are easy to see: a finite amount, almost infinite divisibility into smaller amounts, a mining process to make them …