For Sale Vintage Istanbul Gold Refinery Bars. You know these cast bars are really old and authentic by the appearance of copper spots on the surface of some of these bars. 1 x 5 g gold cast bar ALL SOLD 999 fine gold In original mint packaging with a hologram on the back of the bar Asking $425 4 x 2.5 g gold cast 995 fine gold In original mint packaging with a hologram on the back of the bar Asking $225 each Purchased from a reputable dealer and XRF for your peace of mind Shipping is a flat $7 whether you buy one or two bars Buy three or more pieces and it's free I carry all the risk for any loss until Austpost advises that it has been delivered.