yes people would be highly intrested in it but you need to answer every question as why would people buy from you when there are already trusted people who do sell gold silver platinum for btc so you have to make your prices competitive. You should be able to ship around the globe with not very high shipping rates. there should be enough evidence at the start to proof you are legit like a website showing your details linke phone number location etc with full description of the product plus you have to do escrow atleast at the starting off phase.
