Platinum Rises 1.5 Percent to $1,583 Investing News Network Nov. 13, 2012 02:09PM PST Precious Metals Investing CNBC reported platinum rises to $1,583 an ounce going up 1.5 percent. CNBC reported platinum rises to $1,583 an ounce going up 1.5 percent. As quoted in the market news: …platinum was up 1.5 percent at $1,583 an ounce. Click here to read the full CNBC report.