I believe you are asking from an investment point of view. First and foremost is availability of each metal in the Earths crust (and our ability to access it). Platinum is much rarer than gold. All of the Platinum ever mined could fit into a room measuring 25 feet by 25 feet. read more
Platinum and gold are used for investment purposes and jewelry, although gold has an edge in both markets. Platinum is considered by some to be more elegant for jewelry, as it looks unassuming. It is certainly more durable. read more
Gold vs Platinum Comfort. Because platinum is more dense than gold, platinum rings will be heavier than gold as well. read more