1900 B Great Britain Silver Trade Dollar Coin NGC Chopmarked – Bombay Mint – Silver Fineness: 0.900 – Cert # : 6746272-032. Our goal is to provide coins & banknotes to collectors at affordable and competitive prices with unbiased grades. We use recycled packaging and postal products where possible to ensure that your item arrives safely while leaving as minimal impact on the environment. This will send you to our store homepage where in the top right of the page you will find a link beside an envelope icon named’Contact’. The next page will show you a’CONTACT’ button. Small items can be combined with other small items for the charge indicated. An expensive piece of machinery which displays a reading of the metal composition in a coin. We then weigh each coin and compare the result with documented mintage information.