Gold and BTC, on one single exchange, based in Switzerland... what else do you need :-)

Do you own BTC and Gold?

This Swiss based BTC-Gold trading exchange makes it easy to have both in the same place and trade in seconds.

https://www.vaultoro.com/?a=104536

Their service is great and the platform works extremely well.
And you can get a finders fee for referrals, that's a win-win for everyone who still hasn't taken the appropriate steps to protect themselves !