Gold. It is more expensive according to how much mass it has inside of it.
Platinum
platinum
platinum is more unique
assuming same weight, platinum
Platinum is a rarer element on the earth.
Platinum
About 1.4 times more costly than Gold.
No, it is not the same, as platinum and white gold are two very different metals. However, the biggest difference would be the price as platinum is more expensive than white gold. Platinum is a naturally white metal, is more durable and dense whereas white gold is not. White gold has a high maintenance cost also as it requires rhodium plating to keep it white. When it comes down to buying a platinum or white gold wedding ring, it all depends on your budget and what you can afford.
Try buying Uranium or Plutonium.
platinum
platinum is more unique
Platinum is usually 1/3 heavier than 18 karat gold and also is more expensive than gold.
Yes, platinum is rarer than gold.
Gold
In my experience, platinum grillz can cost anywhere from $99 - $300 online, or even more depending on any added features such as jewels or wording. I found a site (Hiphopbling.com) where they are all under $50 and you can choose from over 150 styles. You can even choose whether you would like the grill in platinum, silver or gold tones. (Check out the link below for more details)
Because gold is easier to find. On top of that there are more industrial uses for platinum than for gold.
Well, gold is $1,243 per oz this morning, and platinum is $992. HOWEVER, Rose gold is usually 75% gold, or $932/ oz. Platinum used in fine jewelry is 90% platinum, which is $892/ oz. Rose gold is currently (6 June 2016) the most valuable of the two.