The value of antique Oneida silverware varies greatly, depending on the exact material of the pieces and the demand for the pattern. Sterling silverware is of greater value than silverplate, which, in turn, is more valuable than stainless-steel silverware.
Replacements.com is a good place to begin a search for and valuation of antique Oneida silverware. At this website, a user can search for a specific Oneida pattern and then determine a typical valuation for the piece in question. The market sets the price for all silverware, based on the daily value of silver, in the case of sterling silver and silverplate, and customer demand.