"Today" is always of of date. Therefore look in the related link below for the current "spot" prices.
As of April 2012 platinum prices have averaged about $1600.60 USD per troy ounce. See the related link for live platinum prices.
more than gold.....welldone -_-
Assuming current prices of $1575 per ounce, 16.5 grams would cost $918.28
8-15-11>>> Yes, right now gold is $1,738.80 per ounce, platinum is $1,794.00 per ounce.
Platinum 190 is 1 billion dollars per troy ounce.
Platinum is a traded commodity so its cost varies according to its market. As of November 17, 2009 it traded at about US$1410 per troy ounce. A Troy ounce is 1.09711 "avoirdupois" (or regular) ounces or 31.1035 grams, so the cost per gram on that date was $45.33. Over the five years prior to this date, platinum ranged from about $800 to about $2000 per Troy ounce, or roughly $25 to $64 per gram.
As of 23 February 2016, silver is worth $15.24 per troy ounce.
Today - May 21, 2010, platinum is trading at just above US$1,450 per ounce. One carat of diamond weighs 0.007054792 oz. A rough range of prices for an excellent two to three carat diamond is US$30,000 to US$60,000. You can do the math.
As of May 2012, gold prices are roughly 10% higher per troy ounce than platinum prices, but could change very quickly. See the related link below for an up to date chart on gold and platinum prices.
The price of pure platinum varies, but as of 2021, it typically ranges between $1,000 to $1,200 per ounce. Prices can fluctuate due to factors like economic conditions, market demand, and geopolitical events.
At todays prices £7.60 per gram
It varies a lot. Consult a precious metals dealer for a current quote; you can also get yesterday's closing value from the financial page of your local newspaper. Around $1600 USD per troy ounce. See the related link below for live platinum prices.