The following operations are supported. For a formal definition, please review the Service Description.

• GetPrice
  Returns the price from the Rapaport Price List for a specific shape, size, color, clarity combination.
• GetPriceChanges
  Returns a Rapaport Diamond Report price changes in XML.
• GetPriceChangesTest
  test price changes.
• GetPriceSheet
  Returns a Rapaport Diamond Report price list as a dataset.
• GetPubDate
  Get last price date.
• Login
  This method must be called before any other methods.