东京工业品交易所铂金期货主力合约收报3,424日圆/克，较上一交易日下跌20日圆/克。       
以下是TOCOM 9月20日铂金期货行情:                                                    
合约      昨收    开盘    最高    最低    收盘    涨跌  成交量                      
17/10月   3,454   3,451   3,451   3,415   3,444   -10     135                       
17/12月   3,446   3,440   3,440   3,409   3,427   -19     51                        
18/02月   3,441   3,441   3,441   3,406   3,428   -13     225                       
18/04月   3,440   3,430   3,430   3,400   3,423   -17     152                       
18/06月   3,439   3,433   3,435   3,398   3,421   -18     1,783                     
18/08月   3,444   3,436   3,441   3,398   3,424   -20     8,685                     
合计                                                      11,031                    
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。