I think you may not have enough to bother using a refiner. By the
time you pay for shipping and refining charges there probably won't
be much coming back. It might be better to just take it to someone
local who buys jewelry and see what they would offer you for it.
Daniel R. Spirer, G.G.
Daniel R. Spirer Jewelers, LLC
1780 Massachusetts Ave.
Cambridge, MA 02140