东京工业品交易所铂金期货主力合约收报3,222日圆/克，较上一交易日上涨42日圆/克。  
以下是TOCOM 5月7日铂金期货行情:                                                
合约      昨收    开盘    最高    最低    收盘    涨跌  成交量                 
18/06月   3,178   3,184   3,226   3,184   3,221   43      10                   
18/08月   3,183   3,212   3,230   3,212   3,229   46      9                    
18/10月   3,192   3,197   3,239   3,182   3,230   38      90                   
18/12月   3,173   3,196   3,240   3,185   3,236   63      303                  
19/02月   3,183   3,191   3,234   3,173   3,225   42      2,686                
19/04月   3,180   3,189   3,230   3,170   3,222   42      9,931                
合计                                                     13,029                
注:1.单位:日圆/克；成交量单位:手。                                             
2.最小价格变动单位日圆/克。