东京工业品交易所白银期货主力合约收报54.9日圆/克，较上一交易日下跌0.6日圆/克。 
以下是TOCOM 8月3日白银期货行情:                                               
合约      昨收    开盘    最高    最低    收盘    涨跌   成交量               
18/08月   55.2    54.8    54.9    54.7    54.9    -0.3    20                  
18/10月   55.2    54.9    54.9    54.9    54.9    -0.3    1                   
18/12月   55.6    54.9    54.9    54.9    54.9    -0.7    1                   
19/02月   55.5    55.1    55.1    54.9    54.9    -0.6    5                   
19/04月   55.2    54.9    54.9    54.8    54.8    -0.4    2                   
19/06月   55.5    55.5    55.6    54.9    54.9    -0.6    33                  
合计                                                      62                  
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。