20 URUGUAY - GENERAL ISSUES Auction #2310: URUGUAY: Special March auction Single / Used Cat.#: Sc.20 Cat.Value: US$500 VF. Sc.20, 1864 Coat of arms 6c. salmon, printed on thick paper, used, rare. We include a 6c. rose example for comparison. Starting Price: US$ 250 Current Price: US$ 250 Bid US$ 275 or more Closing: 2023-03-23 22:20:00